Check out this 4.1-mile out-and-back trail near Twentynine Palms, California. Generally considered a moderately challenging route, it takes an average of 1 h 19 min to complete. This is a popular trail for backpacking, birding, and camping, but you can still enjoy some solitude during quieter times of day. The trail is open year-round and is beautiful to visit anytime. You'll need to leave pups at home — dogs aren't allowed on this trail.