It's Super Bowl Sunday, and the field where the Kansas City Chiefs and the San Francisco 49ers are set to face off later this afternoon is pretty much all ready to be trampled on.
Check out these pics of a pretty pristine gridiron over at Allegiant Stadium in Las Vegas -- where the two teams will file in pretty soon to start warming up for the big game ... not to mention thousands of fans who paid top dollar to be there, nose-bleeds or otherwise.
