The Planet Rock Climbing Gym in Pontiac, Michigan is amongst the largest in the world offering more than 13,500 sq. ft. climbing area, 55 ft. high walls, lead routes up to 70 ft., motorized climbing wall, and a bouldering cave. Our unique terrain caters to complete novices and seasoned pros alike. People aged 5 to 95 are challenged by the quick and easy routes as well as the tough competition grades. Be sure to check out location in Ann Arbor as well.