Closures Due to National Security issues, Yellowtail Dam no longer offers tours of the Dam or allows access to the top of the Dam. Yellowtail Visitor Center remains open to the public from Memorial Day through Labor Day. Activities Bighorn Canyon offers a variety of recreational opportunities such as boating, fishing, hiking, magnificent vistas, wildlife watching, camping, and biking. Rental boats are available during the summer from the Ok-A-Beh marina located in the recreation area. |