One of America's first dinosaur parks gives a window into Depression-era paleontology.

Every president in history is immortalized in bronze in downtown Rapid City.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

This colossal reptile celebrates the history of the now-defunct Canadian Turtle Derby.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

Home of a French nobleman's short-lived attempt at raising cattle in the Badlands of North Dakota.

This park straddling the United States-Canadian border has been a symbol of peace since 1932.

A rim-made reptile in North Dakota.

The world's tallest turtle riding the world's largest snowmobile.

A monument to the center of the North American continent may be off by a few miles.

A true roadside icon standing on the same plains that the herds once roamed.

One man's quest to save his town with a trail of record-breaking sculptures.

The world's largest Holstein cow.