Home to some of the most unique geothermal features in all of North America, Yellowstone National Park is a true treasure.

A pair of tourists decided they wanted a closer look at Yellowstone National Park's biggest and most famous hot spring, wandering off the boardwalk and ignoring warning signs to stand right on the ...

Yellowstone and the Grand Tetons are some of the most amazing national parks! See it all on this 7 day Yellowstone & Grand ...

Vandalism is a huge problem at US National Parks. While most visitors stick to the principles of leave no trace, a few feel the need to make their mark for others to see. Carving initials into trees ...

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...