The distress process of Rome Colosseum that ruins to leave continuously by 18 centuries and its conservation after middle of 18 centuries are true portrayal that what happened to architectural heritage in Italy and the Europe.

• 罗马大斗兽场在18世纪以前不断毁弃的苦难历程及其在18世纪中期以后的保护历程是意大利乃至整个欧洲建筑遗产状况的真实写照。