The Colosseum or Coliseum, also known as the Flavian Amphitheatre, is an oval amphitheatre in the centre of the city of Rome, Italy. Built of travertine limestone, tuff, and brick-faced concrete, it was the largest amphitheatre ever built at the time and held 50,000 to 80,000 spectators. https://www.skylinewebcams.com/en/webcam/italia/lazio/roma/roma-colosseo.html