Lake McDonald coast

Atomizer Geyser (back right) Artemisia Geyser (front); Upper Geyser Basin / Biscuit Basin Trail

Clepsydra Geyser (1/2); Fountain Paintpots Trail

Fountain Paintpot; Fountain Paintpots Trail

Brink of the Lower Falls; Grand Canyon of the Yellowstone River

Grotto Geyser; Upper Geyser Basin

Spasmodic Geyser; Upper Geyser Basin

Beehive Geyser; Upper Geyser Basin

Litle Anemone Geyser; Upper Geyser Basin

Old Faithful Geyser eruption from Old Faithful Observation Point

Grand Prismatic Spring (2/2); Midway Geyser Basin

Grand Prismatic Spring (1/2); Midway Geyser Basin

Grand Prismatic Spring from Grand Prismatic Overlook Trail; Midway Geyser Basin

Steamboat Geyser; Back Basin; Norris Geyser Basin

Old Faithful Geyser eruption (2/2)

Old Faithful Geyser eruption (1/2)

Artist's Paintpots; Artist's Paintpots Trail

Blood Geyser (1/2); Artist's Paintpots

Roaring Mountain

Mound Spring (1/2); Mammoth Hot Springs

Bison Herd with Babies in a Snowstorm

Brink of Upper Falls (3/3); Grand Canyon of the Yellowstone River

Brink of Upper Falls (2/3); Grand Canyon of the Yellowstone River

Brink of Upper Falls (1/3); Grand Canyon of the Yellowstone River

Mud Volcano

Dragon's Mouth Spring; Mud Volcano

Churning Cauldron; Mud Volcano

Black Pool; West Thumb Geyser Basin

Fall Colors, 625 Rd Uncompahgre National Forest

Fall Colors, Aspens, Million Dollar Highway, Uncompahgre National Forest