The Hidden Yellowstone: Photography by Bruce Gourley

by Bruce Gourley

The Hidden Yellowstone


Bacteria Mat in Norris Basin Bubbling Mud Burned Log Burned Tree I Burned Tree II Danger Sign and Bones	Frosted Grass Grand Prismatic Runoff I Grand Prismatic Runoff II Grand Prismatic Runoff III Mammoth Terrace Thermal	Porcelain Basin Colors Upper Geyser Basin I Upper Geyser Basin II Upper Geyser Basin III Upper Geyser Basin IV