The Colosseum or Coliseum, also known as the Flavian Amphitheatre, is a oval amphitheatre in the centre of the city of Rome, Italy. Built of travertine, tuff, and brick-faced concrete, it is the largest amphitheatre ever built. The Colosseum is situated just east of the Roman Forum.

• Location: Rome, Italy
• Built in: 70–80 AD
• Length: 188 m (616 ft)
• Width: 156 m (511 ft)
• Height: 48,5 m (159 ft)
• Viewers: 50,000 - 80,000