With the help of a team of experts and the latest in 3D scanning technology, Alexander Armstrong, along with Dr Michael Scott, explores the hidden underground treasures that made Rome the powerhouse of the ancient world. In his favourite city, he uncovers a lost subterranean world that helped build and run the world's first metropolis and its empire. 　　From the secret underground world of the Colosseum to the aqueducts and sewers that supplied and cleansed it, and from the mysterious cults that sustained it spiritually to the final resting places of Rome's dead, Xander discovers the underground networks that serviced the remarkable world above. 　　 　　译文(3): 在专家团队和最新3D扫描技术的帮助下，亚历山大·阿姆斯特朗和迈克尔·斯科特博士探索了使罗马成为古代世界强国的隐藏地下宝藏。在他最喜欢的城市里，他发现了一个失落的地下世界，这个世界帮助建立和管理了世界上第一个大都市及其帝国。