roman coliseum low-poly 3d model - buy royalty free uday14viru fddd610 colosseum originally flavian amphitheatre elliptical center city rome italy largest ever built empire one greatest works architecture engineering occupying site just east forum its construction started between 70 72 ad under emperor vespasian completed 80 titus further modifications being made during domitian&rsquo s reign 81 96 name amphitheatrum flavium derives both vespasian&rsquo titus&rsquo family flavius gens flavia capable seating 50 000 spectators used gladiatorial contests public spectacles well games other were held there such mock sea battles animal hunts executions re-enactments famous dramas based classical mythology building ceased entertainment early medieval era later reused