Ian E. Abbott:
East entrance to Yellowstone
Ian E. Abbott:
Yellowstone Lake, covered in ice
Ian E. Abbott:
Bison and elk, Yellowstone
Ian E. Abbott:
Juvenile bison "camouflage"
Ian E. Abbott:
Elk grazing
Ian E. Abbott:
Meadows and mountains
Ian E. Abbott:
Hot water and bright colors
Ian E. Abbott:
Mud boils at Yellowstone
Ian E. Abbott:
Runoff into Yellowstone River
Ian E. Abbott:
Geyser
Ian E. Abbott:
Hot spring colors (1)
Ian E. Abbott:
Hot spring colors (2)
Ian E. Abbott:
"Old Faithful"
Ian E. Abbott:
Snow, water and steam
Ian E. Abbott:
Hot spring colors (3)
Ian E. Abbott:
Yellowstone hot spring
Ian E. Abbott:
Yellowstone Hot Spring
Ian E. Abbott:
1988 Yellowstone fire
Ian E. Abbott:
Yellowstone Waterfall
Ian E. Abbott:
Yellowstone River rapids
Ian E. Abbott:
Upper Falls, Yellowstone River
Ian E. Abbott:
Lower Falls of the Yellowstone
Ian E. Abbott:
Yellowstone canyon detail
Ian E. Abbott:
Grand Canyon of the Yellowstone
Ian E. Abbott:
Norris Geyser Basin
Ian E. Abbott:
Mammoth Terraces, Lower
Ian E. Abbott:
Mammoth terrace detail
Ian E. Abbott:
Mammoth Hot Springs