The Colosseum Arena Floor used to be covered in sand, and it was the center stage where all of the gladiator battles were held. Famous Roman emperors sat and watched the gladiatorial games held on the arena floor. The Colosseum Arena Floor is called the Flavian Amphitheater. During your experience of Colosseum tickets, your licensed guide will explain all the details and introduce you to the peculiar world of downtown ancient Rome.