The Fort Pierre National Grassland is federal land and covers 116,000 acres south of Fort Pierre, north of Interstate 90, and west of the Lower Brule Indian Reservation. The topography ranges from flat to gently rolling hills to relatively steep slopes and creeks that flow toward the Bad River and the Missouri River. | SDPB

160K views · 4K reactions | Do Nothing for Two Minutes Take a minute, turn up the volume as we take you to the Fort Pierre National Grassland in central South Dakota, where it's courtship season for Greater Prairie Chickens. Videographer: Kevin Kjergaard https://cbsn.ws/3njw8yQ | CBS Sunday Morning | Facebook