1 Hour: Drive to Grand View Point and enjoy a broad view of the entire park. If time permits, visit Buck Canyon or Shafer Canyon overlooks along the way. 2 Hours: Visit Grand View Point and Green River Overlook, and hike the 0.5-mile-loop nature trail to Mesa Arch. Half a day: Visit all of the above and enjoy many of the other short, mesa top nature trails to features like Whale Rock or Upheaval Dome. Attend a ranger-led program. Visitors with four-wheel-drive may consider returning to Moab via the Shafer Trail and Potash roads.