Castle Trail (West)

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

Trail Elevation:
Trail Difficulty: Moderate
Trail Distance: 10 miles/16 km (round trip)

South Dakota Trails / State Parks

BHNF Trail #68: Eagle Cliff Trails

BHNF Trail #68: Eagle Cliff Trails

BHNF Trail #88: Cook Lake

BHNF Trail #88: Cook Lake

BHNF Trail #40L: Deerfield Lake Loop Trail

BHNF Trail #40L: Deerfield Lake Loop Trail

French Creek Trailhead Horse Camp

French Creek Trailhead Horse Camp

Beaver Creek Nature Area

Beaver Creek Nature Area

Sica Hollow State Park

Sica Hollow State Park

Prairie Trail

Prairie Trail

Deer Creek Trailhead

Deer Creek Trailhead

BHNF Trail #64: Crow Peak Trail

BHNF Trail #64: Crow Peak Trail

Pickerel Lake Recreation Area

Pickerel Lake Recreation Area

Joyner Ridge Trail at Devils Tower National Monument

Joyner Ridge Trail at Devils Tower National Monument

Mountain Disc Golf Course

Mountain Disc Golf Course

Big Stone Island Nature Area

Big Stone Island Nature Area

Pease Creek Recreation Area

Pease Creek Recreation Area

Tower Trail at Devils Tower National Monument

Tower Trail at Devils Tower National Monument

BHNF Trail #16: Iron Mountain

BHNF Trail #16: Iron Mountain

Saddle Pass

Saddle Pass

Roughlock Falls Trail

Roughlock Falls Trail