Fully accessible boardwalk trail features fossil replicas and exhibits of now extinct creatures that once roamed the area.
South Dakota Trails / State Parks
Fort Mead Trailhead
Tamarack Gulch Trailhead
Pierson Ranch Recreation Area
Harbach Park / Custer Trailhead
Window Trail
White Elephant Trailhead
Lake Thompson Recreation Area
Good Earth State Park
Spearfish Canyon Nature Area
Alkali Creek Trailhead Horse Camp
BHNF Trail #66: Old Baldy Trail
Presidential Trail at Mount Rushmore
Custer Skywalk Trail
Little Devils Tower Trail
Swan Creek Recreation Area
French Creek Trailhead Horse Camp