Yellowstone National Park: In the summer of 2003, the Norris Geyser Basin changed dramatically over the course a few days. This video contains footage of those changes.

Black Bear or Grizzly? - Bonus Feature

Are you interested in destructive supervolcanoes and ferocious wildlife? If so, this collection is for you. The geological features of the park’s supervolcano are discussed along with wildlife including aquatic animals, bears, and wolves.