Castle Trail (East)

This eastern trailhead is one end of the longest trail in the park begins at the Door and Window Trail parking area and travels five miles one way to the Fossil Exhibit Trail parking.
Relatively level, the path passes along some badlands formations.

Trail Elevation: 2,645'
Trail Difficulty: Moderate
Trail Distance: 10 miles/16 km (round trip)

South Dakota Trails / State Parks

Medicine Loop (East)

Medicine Loop (East)

Lake Alvin Recreation Area

Lake Alvin Recreation Area

Dakota Point Trailhead

Dakota Point Trailhead

BHNF Trail #79: Rimrock Trails

BHNF Trail #79: Rimrock Trails

Lovers Leap Trail

Lovers Leap Trail

Custer Skywalk Trail

Custer Skywalk Trail

LaFramboise Island Nature Area

LaFramboise Island Nature Area

BHNF Trail #76: 76 Trail

BHNF Trail #76: 76 Trail

Buryanek Recreation Area

Buryanek Recreation Area

Spring Creek Recreation Area

Spring Creek Recreation Area

Oahe Downstream Recreation Area

Oahe Downstream Recreation Area

BHNF Trail #58: Osprey Trail

BHNF Trail #58: Osprey Trail

Lake Hiddenwood Recreation Area

Lake Hiddenwood Recreation Area

Big Stone Island Nature Area

Big Stone Island Nature Area

George S. Mickelson Trail

George S. Mickelson Trail

Castle Trail (West)

Castle Trail (West)

Newton Hills State Park

Newton Hills State Park

Willow Creek Trailhead

Willow Creek Trailhead