Adventure awaits in Mammoth Lakes, CA! Visiting Mammoth in the summertime? Peak Ski and Surf is ready to take you skiing off the slopes and on the lakes. Charter your very own water ski boat and cruise across the gorgeous lakes of the Eastern Sierra. Choose from Crowley Lake, Grant Lake or Twin Lakes - all short drives from the Mammoth area. Enjoy the thrill of a lifetime. Our boat comes equipped with everything you need to enjoy the rush of water skiing, wake surfing, wake boarding, wake skating, knee boarding, tubing or just plain relaxing!  Charter your boat today!