"Steam-Vent at Hawai'i Volcanoes National Park"

"Steamworks in Yellowstone National Park"

"Taggart Lake in Grand Teton National Park"

"Wide-Open Ruby Beach at Olympic National Park"

"Winding River through a Rocky Mountain Valley"

"Yellowstone Bison Grazing" I

"Yellowstone Bison Grazing" II

"Yellowstone Mountainscape" I

"Yellowstone Mountainscape" II

"Yellowstone Mountainscape" III