Fully accessible boardwalk trail features fossil replicas and exhibits of now extinct creatures that once roamed the area.
South Dakota Trails / State Parks
Englewood Trailhead
Deer Creek Trailhead
BHNF Trail #80: Little Spearfish Trail
Spring Creek Recreation Area
Castle Trail (West)
Snake Creek Recreation Area
East Bison Flats Trail at Wind Cave National Park
BHNF Trail #32: Hell Canyon Trail
Sugarloaf Trailhead
Serenity Trail
Farm Island Recreation Area
Spring Creek Trailhead
Tamarack Gulch Trailhead
BHNF Trail #50: Flume Trail
Richmond Lake Recreation Area
Sica Hollow State Park
