Fully accessible boardwalk trail features fossil replicas and exhibits of now extinct creatures that once roamed the area.
South Dakota Trails / State Parks
Pierson Ranch Recreation Area
George S. Mickelson Trail
Union Grove State Park
Cow Creek Recreation Area
BHNF Trail #64: Crow Peak Trail
Richmond Lake Recreation Area
Burke Lake Recreation Area
Walkers Point Recreation Area
Sandy Shore Recreation Area
White Elephant Trailhead
Spearfish Canyon Nature Area
Lake Thompson Recreation Area
Snake Creek Recreation Area
Little Devils Tower Trail
BHNF Trail #79: Rimrock Trails
Lead Trailhead