The construction of the Colosseum was commissioned by the emperor Vespasian (reigned 69 -79) after the storming of Jerusalem in 70, during the First Roman-Jewish War. It was completed in 80 by Vespasian's son and successor Titus (reigned 80 -81) Domitian, Titus' brother and successor (reigned 81 -96) added a fourth tier.
72 A.D. By Vespasian.
!
Colosseum.
It is not known.
The Romans.
the Colosseum is in Rome, Italy
i was
Rome, Italy
roman sand
no parts have fallen of.:(
Head to the PC turn it on and choose save.
Stone, but I'm not sure what kind, maybe limestone.