It is also known as the Door to Hell or Gates of Hell. This crater was formed as a result of a natural gas exploration. Five decades later, the fire is still burning.
Yellowstone National Park is popular for canyons, geysers and hot springs. Don’t forget to visit the Old Faithful, one of the most popular geysers in the area.
The lowest, hottest and driest national parks in the world, Death Valley is all about extremes. And yes, the moving rocks too.