Little Wild Horse Canyon is 58 miles from Green River. The Little Wild Horse Canyon/Bell Canyon loop hike is the most popular hike in the San Rafael Swell for good reason. The canyons are two of the best slot canyons in Utah. This hike is suitable for just about everyone. If you enjoy a long walk in the park than you can probably complete this hike with little problem. The canyons can be hiked individually for a short distance or connected together to provide an easy half day loop hike.