Unified Interior Regions

Stereo studies among the Great Tetons of Snake River. Right Fork of Teton River. Teton County, Wyoming. 1872. (Stereoscopic views)

Yellowstone National Park, Hot Springs and Geysers. Crater of the Grand Geyser. Nearly opposite the Castle and so named from the great force and power it displays in its eruptions, varying from 150 to 250 feet in height. For a space of 10 feet about the crater the surface is elegantly adorned with beautifully scalloped little reservoirs, filled with the clear, transparent

Yellowstone National Park, Wyoming. Mammoth Hot Springs. 1872. U.S. Geological and Geographical Survey of the Territories (Hayden Survey). Stereoscopic view.

Yellowstone National Park, Wyoming. Pulpit Terrace in the Mammoth Hot Springs area. U.S. Geological and Geographical Survey of the Territories (Hayden Survey). Stereoscopic view. Date Estimated

Box Elder Canyon, near Fort Fetterman, southeast of Glenrock. Converse County, Wyoming. 1870. (Stereoscopic view)

Granite rocks, at foot of Laramie Peak. Albany County, Wyoming. 1870. (Stereoscopic view)

East from Independence Rock. Natrona County, Wyoming. 1870. (Stereoscopic view)

Giants Club, Green River. Sweetwater County, Wyoming. 1869. (Stereoscopic view)

Sampling for aquatic invasive species in the Greater Yellowstone Area.

Elk congregate on the Camp Creek Feed Ground in northwestern Wyoming.

Elk congregate on the Camp Creek Feed Ground in northwestern Wyoming.