Yellowstone National Park, the nation's first national park, was established in 1872. It includes approximately 3,500 square miles of mountains, plateaus, lakes, rivers, and geyser basins in the northwest corner of Wyoming.
|Grand Canyon of the Yellowstone||Upper Geyser Basin|
|Midway Geyser Basin||Norris Geyser Basin|
|Mammoth Hot Springs||Nature's Abstract Art|
|Black Sand Basin||Gibbon River|
|Tower Falls||Lewis River|
|More of Yellowstone|