Immerse yourself in the most detailed skating environment ever with Tony Hawk: Proving Ground. In this game, no ground is sacred skate on anything that holds still long enough, and sneak into spots only you can find by way of ladder, rooftop or even sewer! Tony Hawk-s Proving Ground also features even more Nail the Trick moves such as Nail the Grab and Nail the Manual intensifying the thrill of pulling off big tricks. Just watch out for security guards who will toss you out of the choice locations.