Hiking to the pictographs is only 1.5 miles one way, so even kids can enjoy this hike and “hunt” for the pictograph. A short slot canyon, pictographs, exploring off trail, and desert flowers in the Spring all abound. 5.1 Share the love! 6 Best Trails in the San Rafael Swellįarnsworth Canyon is located in the San Rafael Swell, and offers a little something for everyone.