Recommended Users: Mountain Bikers, Hikers. Singletrack trail. 1.3 miles in length. Difficulty: More Difficult. The Practice Trail starts and ends on the White Trail and makes a nice 2.35 mile loop ride from the White Trailhead for beginning slick rock riders. Ride the Practice Trail for the sheer fun of it or to test your bike handling skills. Since Gooseberry offers a variety of technical riding, it is best to use this trail to gauge your riding ability and fitness if you are new to the experience.