Yellowstone National Park
Yellowstone National Park has one of the world's largest petrified forests, trees which were long ago buried by ash and soil and transformed from wood to mineral materials. This ash and other volcanic debris are believed to have come from the park area itself as the central part of Yellowstone is the massive caldera of a supervolcano. The park contains 290 waterfalls of at least , the highest being the Lower Falls of the Yellowstone River at .
Takakkaw Falls
Takakkaw Falls is a waterfall located in Yoho National Park, near Field, British Columbia in Canada. Its highest point is from its base, making it the 2nd tallest waterfall in Canada. However its true "free-fall" is only .