rome, italy. roman colosseum (coliseum or colosseo) ancient ruins of flavian amphitheatre

rome italy colosseum coliseum flavian amphitheatre roman famous landmark colosseo arena destination europe gladiator travel ancient history sky building monument cloud european architecture wall archeology morning forum amphitheater arch exterior stadium culture dusk tourism dawn sunset ruin coliseo stone summer italian old historic historical roma empire colloseum centurion italia colliseum colisseum