Hiking to Moonshine Arch is a fun adventure worth checking out just north of Vernal, Utah. The hike to Moonshine Arch itself is just a mere 2 miles roundtrip but the beautiful landscape and big arch formation make it a worthwhile adventure! Moonshine Arch is an impressive arch formation reaching about 40 feet high and spanning a length of 85 feet. And to make hiking to Moonshine Arch even more exciting, you can climb around and explore.