the colosseum - rome's iconic ancient amphitheater

landmark architecture palace arch building ruins temple quail facade history tourism column city colosseum rome#39aph39#s iconic ancient amphitheater flavian one symbols rome located heart rome italy monumental structure completed rule emperor titus largest built capacity 000 spectators used gladiatorial contests public spectacles dramas based classical mythology elliptical design complex system underground tunnels hypogeum multi-tiered seating showcase advanced engineering