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

Elk Creek Trailhead

Elk Creek Trailhead

Englewood Trailhead

Englewood Trailhead

Door Trail

Door Trail

Rocky Point Recreation Area

Rocky Point Recreation Area

BHNF Trail #9: Harney Peak North

BHNF Trail #9: Harney Peak North

Saddle Pass

Saddle Pass

Bear Butte State Park

Bear Butte State Park

Big Sioux Recreation Area

Big Sioux Recreation Area

North Wheeler Recreation Area

North Wheeler Recreation Area

BHNF Trail #72: Big Hill Trails

BHNF Trail #72: Big Hill Trails

French Creek Trailhead Horse Camp

French Creek Trailhead Horse Camp

Roof Trail

Roof Trail

BHNF Trail #50: Flume Trail

BHNF Trail #50: Flume Trail

Wind Cave Canyon Trail

Wind Cave Canyon Trail

LaFramboise Island Nature Area

LaFramboise Island Nature Area

Union Grove State Park

Union Grove State Park

Sunday Gulch Trail

Sunday Gulch Trail

Oakwood Lakes State Park

Oakwood Lakes State Park