The Roughlock Falls Nature Area is located in Spearfish Canyon and is one of the most beautiful locations in the Black Hills. Here there is fishing, hiking and snowmobiling available for visitors.
Western South Dakota: 1 mile west from the Scenic Byway at Savoy on FDR 222 in Spearfish Canyon
http://www.tripleblaze.com/trail.php?c=3&i=5442