A rare Ceratosaurus fossil, one of only four known to exist, has sold at $46.5 million at a Sotheby’s auction.

In the central United States, the Great Plains are home to parks like the Badlands and Wind Cave in South Dakota. These parks are known for their striking geological formations and extensive cave ...

Pieces of glass, shards of bowls and jugs, tools — bit by bit history reveals itself as archaeologists work to excavate old ...

Low-level airplane flights begin as soon as late July over the Black Hills and Bear Lodge areas of Wyoming and South Dakota ...