Bird
Geyser
Dead Trees, Lower Geyser Basin
Elk in Velvet
West Thumb Geyser Basin
Old Faithful Geyser with Moon
Chromatic Spring at Upper Geyser Basin
Castle Geyser
Red and Blue
Clepsydra Geyser at Sunset
Rainbow
Sunset
Lower Yellowstone Falls
Trees
Elk
Squirrel
Upper Terraces of Mammoth Hot Springs
Mammoth Hot Springs
Canary Spring
Mammoth Hot Springs