Namibia Ride the Worlds Highest Elevator Switzerland Set Foot in Every Country ✔ Walk El Camino del Rey ✔ Vulcano Mudfight, Berca Mud Vulcanoes Guoliang Tunnel Road Hike the Mount Huashan Trail ✔ Watch the Sun Rise at Stonehenge ✔ Complete a Tough Mudder ✔ Do More Takeoffs than Landings in a Plane