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

Outlet at Lake Tahoe

A View towards Himmelbjerget, Jutland. Evening

Forest Landscape

Landscape

Tannen am Waldbach

Aften ved Bondedammen i Hellebæk

Forest Scene in the Catskills

Nordic Landscape

A forest lake surrounded by birches. Study.

Landscape at Bruflat in Valdres, Norway

Spring, Navesink Highlands

Beech at the forest edge