More than 1,000 buffalo thunder across the prairie land Monday, Sept. 24, 2012, during the 47th annual Buffalo Roundup in western South Dakota's Custer State Park. Event organizers estimate that more ... more 
More than 1,000 buffalo thunder across the prairie land Monday, Sept. 24, 2012, during the 47th annual Buffalo Roundup in western South Dakota's Custer State Park. Event organizers estimate that more than 14,000 people attended the event. (AP Photo/Kristi Eaton) less 
1 / 8
Associated Press | Photo By Kristi Eaton
Mon, Sep 24, 2012 10:42 PM EDT