This trail circles Devils Tower, you can find the trailhead near the visitor center.
South Dakota Trails / State Parks
Spearfish Canyon Nature Area
Hell Canyon Trail
Creekside Trail at Custer State Park
Cold Brook Canyon Trail at Wind Cave National Park
Spirit Mound Historic Prairie
BHNF Trail #77: Dugout Gulch Botanical Trail
BHNF Trail #64: Crow Peak Trail
Canyons Trail
Custer State Park
Lake Hiddenwood Recreation Area
West Pollock Recreation Area
Llewellyn Johns Recreation Area
Roughlock Falls Trail
Lake Louise Recreation Area
Medicine Loop (East)
Dakota Point Trailhead