Kennywoodin West Mifflin, CA is home to the 18th best wooden roller coaster in the world, Thunderbolt! #17 - Shivering Timbers YouTube.com-Airtime Thrills #17 - Shivering Timbers Michigan's Adventurein Muskegon, MI is home to the 17th best wooden roller coaster in the world, Shivering Timb...