Badlands is divided into two main regions, the North Unit, which is just south of Interstate 90 near Rapid City, and the South Unit, which is entirely within the Oglala Lakota Pine Ridge Reservation.

The setting is the 35,000-square-mile region often referred to as the Canadian Badlands. The discovery ... The stars and the sky at night are so full and vast." When to Go: In early June there's ...