Mammoth Stomping Grounds 2011

Watch JJ Thomas, Scotty Vine and others learn new tricks and progress the sport of Snowboarding at Mammoth’s Stomping Grounds. The Stomping Grounds is open to the public and has a simulated Half-Pipe Airbag as well as a Dual-Jump Airbag to give Beginners, Intermediates, and Experts the opportunity to try tricks in a safer environme

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