rock formations

Cave Rock, Eastern shore of Lake Tahoe, from the North.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Piwyac, or the Vernal Fall, 300 feet, Yosemite Valley, Mariposa County...

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

The Yosemite Valley, from the Mariposa Trail, Yosemite Valley, Maripos...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

The Valley West from Union Point, - Sentinel Rocks (left) El Capitan (...

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Arch at Deer Creek. - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Citadel tower, Monument valley. - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Temple of Isis, Williams Canon. - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Under the Arch of Chapel Rock. - back of stereoscopic card

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

View of rock formations. New York Sterecope Card.

New York stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Stand Rock from the south west.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Leaping to Stand Rock, Wisconsin Dells, Wis., U.S.A.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Leaping the chasm, Stand Rock, Wisconsin.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

View in the Dalles of the Wisconsin River.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Rock formations and waterfalls. Alexander Anderson scrapbooks

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

Rock formations and waterfalls. Alexander Anderson scrapbooks

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

The Sentinel, 3270 feet, Yosemite Valley, Mariposa Co.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

[Views of rock formations in Deer Park near La Salle.]

Illinois stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

A Fine view of the celebrated "Bald Rock", on the North Fork of the Mo...

Nevada Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assem... More

[Rock formation.] - Sterescope Card, Colorado. NYPL Collection.

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

[Sandstone rock formations.] - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

View in Monument Park, Colorado. - Sterescope Card, Colorado

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Citadel tower, Monument valley. - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Stone-still, Monument Park. - Sterescope Card, Colorado

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

East view of Chapel. Pictured Rocks.

Michigan stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Barranco Blanco or El Tienditas, N.M.

Public domain reproduction of illuminated manuscript page, free to use, no copyright restrictions image - Picryl description

Leaping the chasm, Stand Rock, Wisconsin.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Pine Cooley near Prescott, Wis. 19th centuty Wicsonsin stereoscope car...

Madeira - view taken on the north coast.

Public domain image from the Schomburg Center for Research in Black Culture in Harlem, 19th century, free to use, no copyright restrictions image - Picryl description. The Schomburg Center for Research in Black... More

View of sea with rock formation.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

View of a rocky beach. Sterescope Cards NYPL Collection.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Sugar Loaf, North Point, Santa Catalina, Calif.

Picryl description: Public domain photo of vintage California postcard, free to use, no copyright restrictions image.

Cave Rock, Lake Tahoe. Teams on the road.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Cave Rock, Lake Tahoe. Sterescope Cards NYPL Collection.

Nevada Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assem... More

Cliff House and Seal Rocks, San Francisco, Cal.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Tutocanula, or El Capitan, 3600 ft., from the foot of Mariposa trail. ...

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

The Sentinel, 3270 feet, Yosemite Valley, Mariposa County, Cal.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

The Yosemite Falls, from Union Pt. Yosemite.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

View down the valley. Yosemite Valley, Mariposa County, Cal.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Piwyac, or the Vernal Fall, 300 feet, Yosemite Valley, Mariposa County...

Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.

Yowiye, or the Nevada Fall and Pool, 700 feet, Yosmite Valley, Maripos...

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

Yowiye, or the Nevada Fall and Pool, 700 feet, Yosmite Valley, Maripos...

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

View up the Valley from the Coulterville Road, Yosemite Valley, Maripo...

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

One of nature's grandest spot - the Overhanging Rocks at Glacier Point...

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Profile Rock, Fall River. - Sterescope Card, Colorado

Picryl description: Public domain image of a mountain cliff view, natural rocky landscape, free to use, no copyright restrictions.

Rock formations with some people working.

Iowa stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

Boundary cave, entrance Pigeon Bay. Lake Superior, Michigan. Stereosco...

Michigan stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

North view of the Chapel. Pictured Rocks.

Michigan stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Devil's Bean Pot, Purgatory, Mount Vernon, N.H.

New Hampshire stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker wh... More

The Basin. New Hampshire in 19th century. Stereoscope card.

New Hampshire stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker wh... More

Basin, Franconia Notch. New Hampshire in 19th century. Stereoscope car...

New Hampshire stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker wh... More

Interior of the Devil's Den, Hart's Ledge, No. Conway, N.H.

New Hampshire stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker wh... More

Sawkill Pic Nic rock from below.

Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

Devil's Slide (parallel vertical strata of hard rock) from the railroa...

Utah stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

Donner Peak, 9000 feet above the level of the sea. Snow sheds along th...

Nevada Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assem... More

Section of the snow sheds around Donner Peak.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Yowiye, or the Nevada Fall, 700 feet, Yosmite Valley, Mariposa Co.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

One of nature's grandest spot - the Overhanging Rocks at Glacier Point...

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Monument Park. - Sterescope Card, Colorado. NYPL Collection.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Mushroom rock. Natural monuments in Monument Park.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

The Utes' Medicinal monument, Monument Park.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Austin's Glen. (Natural monuments.) Five miles from Colorado Springs, ...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

The Idiot monument, Monumental Park, Colorado.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Approach to Devil's Kitchen. 19th century.

Michigan stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

East view of Chapel. Pictured Rocks.

Michigan stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Table Rock, Dixville Notch. New Hampshire in 19th century. Stereoscope...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Barranco Blanco or El Tienditas, N.M.

Public domain reproduction of illuminated manuscript page, free to use, no copyright restrictions image - Picryl description

Chimney Rocks, over-looking Hollidaysburg, Pa.

Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

Negro Head. Rhode Island. 19th century stereoscope card.

Rhode Island stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

View near Purgatory, Newport, R.I. Rhode Island. 19th century stereosc...

Rhode Island stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

Hanging Rock, Echo City. 19th century stereoscope card. Utah.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Pulpit Rock, Echo Canyon. Union Pacific Railroad.

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

Stand Rock from the south west.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Le Mont inaccessible - Public domain portrait drawing

Public domain scan of 18th-century drawing, free to use, no copyright restrictions image - Picryl description

The Elephant. - Sterescope Card, Colorado. NYPL Collection.

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Thos. Moran, America's great scenic artist, sketching at Bright Angel ...

Public domain reproduction of illuminated manuscript page, free to use, no copyright restrictions image - Picryl description

Section of the snow sheds around Donner Peak.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Funnel Rock. Sterescope Cards NYPL Collection.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Piwyac, or the Vernal Fall, 300 feet, Yosemite Valley, Mariposa County...

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

The Valley West from Union Point, - Sentinel Rocks (left) El Capitan (...

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Natural monuments in Monument Park. Two sisters and two bachelors. (Ni...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Ute Medicine monument. - Sterescope Card, Colorado

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Under the Arch of Chapel Rock. - back of stereoscopic card

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Immortal Volcano, Grand Portal, Pictured Rocks.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Pulpit Rock, lookimg down, White Mountain Notch, N.H.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Natural Rock Formation, Idlewild, Crawford Notch, N.H.

New Hampshire stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker wh... More

Sand stone point, Hudson River, Rockland Co., N.Y.

Hudson River stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

Petrified wood on indurated clay pillars.

South Dakota stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More

[View in the Dalles of the Wisconsin River.]

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Leaping to Stand Rock, Wisconsin Dells, Wis., U.S.A.

Wisconsin stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who as... More

Cleopatra's Needle in Wonder Notch. Devil's Lake Wisconsin stereoscope...

Doorway and Lake beyond. Devil's Lake Wisconsin stereoscope card.

Devil's Lake, Wisconsin. Devil's Lake Wisconsin stereoscope card.

Devil's Gate. - Sterescope Card, Colorado. NYPL Collection.

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

View of men standing on rocks. - stereoscopic view, public domain phot...

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

South Farallon Island, The Murr Bridge, 113 feet high and Rookeries of...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

At the Cliff House, San Francisco.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

At the Cliff House, Seal Rocks, San Francisco.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

El Capitan. Sterescope Cards NYPL Collection.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

The Sentinel, 3270 feet, Yosemite Valley, Mariposa County, Cal.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More

Cathedral Rocks, 2600 ft, Yosemite Valley, Mariposa County, Cal.

California Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who a... More