The Needles of the Black Hills of South Dakota are a region of eroded granite pillars, towers, and spires.
The Mammoth Site of Hot Springs contains the largest concentration of mammoth remains in the world.
Bear Butte is a geological laccolith feature located near Sturgis, South Dakota, United States.
The Nebraska Sand Hills is a vast region of mixed grasslands, covering about one-quarter of the state.
Como Bluff is a long and narrow escarpment in southeastern Wyoming.
The Big Hollow is a large natural depression and notable geographical feature.
Sand Creek is a picturesque river located in Wyoming.