The Cliff Swallow Trail is a 3.7 mile loop on the north side of Cook Lake, WY.
To access the Cliff Swallow Trail from Sundance, take Highway 14 west one mile to FSR 838. Travel north on FSR 838 and 843 to FSR 842. Take FSR 842 one mile to the trailhead. To access the Cliff Swallow Trail from Spearfish, take Interstate 90 west to the Aladdin Exit, Exit 199. Travel north four miles on Highway 111 to FSR 843. Turn west on FSR 843 and travel to FSR 842. Take FSR 842 one mile to the trailhead.
The Cliff Swallow Trail is maintained for hiking and bicycling. This trail is not designed or maintained for horse use. No motorized travel is allowed. Difficulty Rating: Moderate. This recreation facility charges a day-use fee for parking at the trailhead.