Brush up on your knowledge of Yellowstone's geography with this interactive version of National Geographic's Trails Illustrated map Yellowstone National Park MapPlanning a Yellowstone trip?

Yellowstone is a huge national park. There are over 900 miles of hiking trails according to the National Park Service, making it hard for one individual to have hiked and explored them all ...

boardwalks and a bike path. If you really enjoyed Old Faithful's eruption and would like to see more, know that Riverside, Daisy, Grand and Castle geysers all erupt and the National Park Service ...