The Colosseum Underground lies beneath the massive stone amphitheater called the Colosseum commissioned around 70-72 A.D by the then Emperor Vespasian of the Flavian dynasty. Opened in 80 A.D. by Titus, the son of Emperor Vespasian. The Colosseum was officially named the Flavian Amphitheater. It was used for four centuries and then was neglected until…