The Theodore Roosevelt National Park is a national park in the USA. It consists of shaped by erosion Landscapes ( Badlands, Badlands ) and prairie in western North Dakota and is separated along the river Little Missouri into three parts.

In addition to the extraordinary landscape of the National Park has also been set up in honor of Theodore Roosevelt, the 26th President of the United States, who ran a ranch in the park area.

The national park was founded on 10 November 1978 is 285 km ². The two main parts are about 130 km apart. In an isolated section of the park the remains of 1884 built by Theodore Roosevelt Elkhorn Ranch lie. The three parts of the park are surrounded by the plains of the Little Missouri National Grassland.

In the 1950s, the American bison was reintroduced in the region. In addition, Mustangs, pronghorn, prairie dogs and coyotes live in the park. The number of Mustangs held by the capture of surplus animals on a constant stock of about 70 to 110 animals. The number of bison is also regulated. It limits its cash to 200-400 animals in the southern part and 100-300 in the northern part. As part of the scenery, the Theodore Roosevelt prized so, a herd of Longhorn cattle is kept.

Theodore Roosevelt was because of his experiences and adventures in the region, such as the strong decimation of the bison and the consequences of overgrazing, a supporter of nature conservation. He founded during his presidency, 5 National Parks, 18 National Monuments, National Wildlife Refuges 51 and the U.S. Forest Service with 108 national forests.