The Anna.

Yellowstone Lake, Mary's Bay.

Rapids above the falls of the Yellowstone.

Rapids above the falls of the Yellowstone.

Crystal Falls, Cascade Creek.

Grand Canon of the Yellowstone.

Grand Canon of the Yellowstone.

Grand Canon of the Yellowstone.

Grand canon of the Yellowstone.

Upper falls of the Yellowstone, 115 feet.

Upper falls of the Yellowstone, 115 feet.

Upper falls of the Yellowstone, 115 feet.

Lower falls of the Yellowstone, 550 feet.

Column rocks.

Tower Falls, 156 feet.

Hot springs on Gardiner's River, Cap of liberty.

Hot springs on Gardiner's River, upper basins.

Hot springs on Gardiner's River, Upper basins.

Mammoth hot springs.

Lower falls of the Yellowstone, 350 feet.

Hot springs, on Gardiner's River, lower basins.

The Lower or the 2d canyon of the Yellowstone.

Mystic Lake, near Fort Ellis, Montana.

Bridge over the Madison River.

Hydraulic gold mining, Virginia City.

Pot holes in basaltic rocks, Snake River.

Snake River near Taylor's Bridge.

Ogden Canon, Utah.

Ogden Canon, Utah.

Devil's Passway, Montana.