Barn Bluff is a bluff along the Mississippi River in Red Wing, Minnesota, United States. The bluff is associated with Dakota legend from hundreds of years ago. During the 19th century, the bluff functioned as a visual reference for explorers and travelers. The bluff overlooks the downtown area and towers about 400 feet (120 m) above the Mississippi River with an extensive view of Lake Pepin to the south. It is one of hundreds of bluffs in the Driftless Area, which covers parts of Wisconsin, Iowa, and Illinois, in addition to the southeastern toe of Minnesota.