Lone Star Geyser Cone, Yellowstone National Park.

Lone Star Geyser Cone, Yellowstone National Park.

Lone Star Geyser Cone, Yellowstone National Park.

Lone Star Geyser Cone, Yellowstone National Park.

Lone Star Geyser Cone, Yellowstone National Park.

Lone Star Geyser Cone, Yellowstone National Park.

Grand Falls. Yellowstone River, from Point Look-out.

Minerva Terrace, Yellowstone Park.

Larry" Catching and Cooking Trout, Yellowstone National Park.

Larry" Catching and Cooking Trout, Yellowstone National Park.

Larry" Catching and Cooking Trout, Yellowstone National Park.

Larry" Catching and Cooking Trout, Yellowstone National Park.

Grand Canon of the Yellowstone.

Bath Pool, Diana's Bath.

Cap of Liberty, 45 feet high.

West Bank of Yellowstone Lower Falls.

Road to Great Falls, Yellowstone Park.

Pulpit Basin, Yellowstone Park.

Crow Village of teepeees, Yellowstone Park.

A Mountain of 'Petrified Water', Pulpit Terrace of Mammoth Springs and Mammoth Springs Hotel, Yellowstone Park, U.S.A.

The most famous sight in Yellowstone Park, 'Old Faithful' Geysor in action.

Lower Fall of the Yellowstone, Yellowstone National Park,U.S.A.

Grand Canyon and Great Falls of the Yellowstone National Park, Wyo.

Giant Geyser, one of the largest in the world, Yellowstone Park, U.S.A.

Cone of the Giant Geyser (diam. inside 5 feet), Yellowstone Park, U.S.A.

Cone of the Giant Geyser (diam. inside 5 feet), Yellowstone Park, U.S.A.

Beautiful variegated colorings, limpid pools and delicate terraces on the great Mound Terrace, Mammoth Hot Spring,Yellowstone Park.

Beautiful variegated colorings, limpid pools and delicate terraces on the great Mound Terrace, Mammoth Hot Spring,Yellowstone Park.

In the Gardiner River Canyon, Eagle's Nest Rock on left, Yellowstone Park.

In the Gardiner River Canyon, Eagle's Nest Rock on left, Yellowstone Park.