The Roman Colosseum, built in AD 72 to 82 years. It is the symbol of ancient Roman dynasty. It is located in the Italian capital Rome city centre, it in Venice to the south of square, nea
rby the Roman market. From the outside to see, it was round; Overlooking, it is an oval(椭圆). It covers（占地） an area of about 20000 square meters, the biggest diameter（直径） for 188 meters, small diameter is 156 m, 527 m long circumference(圆周长), 57 meters high walls.
? In the Roman Colosseum, the Roman royal（皇 室）, noble（贵族） and slave owners （奴隶主）are all watching beasts or slaves fighting with each other. Most of the fighter are all slaves and the prisoner. They are ? specially trained .Combat points many kinds of: the most famous is a duel(决斗), the duel of one part is the trident and nets of gladiator（角斗士）. Finally, the losing side begged from the stands , the audience decided the his destiny(命运), If they wave a towel, he can be from death; If these people palm down, that means they want him dead