South Dakota is an expansive, sparsely populated midwestern state where rolling prairies give way to the dramatic Black Hills National Forest. Black Hills is home to 2 historical monuments carved right into towering granite peaks: Mt. Rushmore and Crazy Horse Memorial.
Yellowstone National Park is a nearly 3,500-square-mile wilderness recreation area atop a volcanic hot spot. Yellowstone features dramatic canyons, alpine rivers, lush forests, hot springs and gushing geysers, including its most famous, Old Faithful. It's also home to hundreds of animal species, including bears, wolves, bison, elk and antelope.
The Teton Range is a mountain range of the Rocky Mountains. It extends for approximately 40 miles in a north–south direction through the state of Wyoming, east of the Idaho state line.