A little late to the conversation, but we went from Denver to Rapid City and back. Saw Mt. Rushmore, Sturgis, Deadwood, and the Badlands.
http://flightaware.com/live/flight/N10100/history/20080829/1910Z/KBJC/KRAP
http://flightaware.com/live/flight/N10100/history/20080901/1510Z/KRAP/KBJC
-Brian