Green River Cliffs, Wyoming

Point Lobos, Monterey, California

The Grand Canyon of the Yellowstone

Grand Canyon of the Colorado River

Cliffs of the Upper Colorado River, Wyoming Territory

The Juniata, Evening

Golden Gate, Yellowstone National Park

A View of Venice

Mist in Kanab Canyon, Utah

Grand Canyon of Arizona at Sunset

The Much Resounding Sea

Mountain of the Holy Cross

The Teton Range

Mountain landscape

Landscape

The Three Tetons

Stream in Mountains at Dusk

Mountain of the Holy Cross

Untitled (Mountains and Lake)

In the Sierras

Alpine landscape

Estes Park, Long’s Peak

Canadian Rockies (Lake Louise)

Mount Corcoran