Among the Sierra Nevada, California

Lake Lucerne

Rocky Mountain Landscape

A Storm in the Rocky Mountains, Mt. Rosalie

Looking Down Yosemite Valley, California

Yellowstone Falls

The Rocky Mountains, Lander's Peak

Puget Sound on the Pacific Coast

Sierra Nevada Morning

Mount Corcoran

The Last of the Buffalo

Buffalo Trail: The Impending Storm

The Matterhorn

Prometheus Bound

Summer Snow on the Peaks

View of Wetterhorn from the Valley of Grindelwald

In the Sierras

The Three Tetons

L'Aube-souvenir des Alpes

The Teton Range

Norwegian Highlands in Sunrise

The Watzmann

Estes Park, Long’s Peak

Alpine landscape