Entering the Bad Lands. Three Dakota Sioux Indians on horseback 1905.

The Dakota Sioux, also called the Santee Sioux, originally migrated northeast into Ohio and Minnesota. The name "Santee" comes from camping for long periods in a place where they collected stone for making knives Woodland people, they thrived on hunting, fishing and some farming. It was from the Dakota, that the Lakota stemmed, moving further west into the great plains.