Kalmar "Amphitheatrum Flavium" ita ce Latin don "Flavian Amphitheater", wanda kuma aka sani da Colosseum. Gidan wasan kwaikwayo ne na elliptical da ke tsakiyar Rome, Italiya, kuma ana ɗaukarsa ɗayan manyan ayyukan gine-gine da injiniya na Roman. Sunan "Flavian" yana nufin sunan iyali na sarakunan Romawa waɗanda suka ba da izinin gina shi, daular Flavian. An yi amfani da Colosseum don gasa na gladiatorial da kuma kallon jama'a, kuma yanzu babban abin jan hankali ne a Roma.