The Badlands, Theodore Roosevelt National Park

The badlands in Theodore Roosevelt National Park, North Unit in western North Dakota.

Hiking in Theodore Roosevelt National Park.

Hiking in Theodore Roosevelt National Park, North Unit in western North Dakota. © Rob Huntley

Dead bush. Painted Canyon, Theodore Roosevelt National Park.

Dead bush which had been growing on the sandy hillside in the Painted Canyon, Theodore Roosevelt National Park near Medora, North Dakota. © Rob Huntley

A young bison, North Dakota .

A young bison lies in the foreground with the rest of the herd looking on. This picture was taken in the North Dakota Badlands, Theodore Roosevelt National Park. © Rob Huntley

Bison in the North Dakota Badlands, Theodore Roosevelt National Park.

Bison in the North Dakota Badlands, Theodore Roosevelt National Park, North Unit. © Rob Huntley

Opuntia, prickly pear cactus. Painted Canyon, Theodore Roosevelt National Park.

Cactus. Opuntia species, prickly pear, possibly Opuntia polyacantha in the Painted Canyon, Theodore Roosevelt National Park near Medora, North Dakota. © Rob Huntley

Opuntia, prickly pear cactus. Painted Canyon, Theodore Roosevelt National Park.

Cactus. Opuntia species, prickly pear, possibly Opuntia polyacantha in the Painted Canyon, Theodore Roosevelt National Park near Medora, North Dakota. © Rob Huntley

Backlit grasses.

Backlit grasses. A clump of a short variety of grass, backlit in the afternoon sun in Theodore Roosevelt National Park, South Unit. © Rob Huntley