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简介：

Withthehelpofateamofexpertsandthelatestin3Dscanningtechnology,AlexanderArmstrong,alongwithDrMichaelScott,exploresthehiddenundergroundtreasuresthatmadeRomethepowerhouseoftheancientworld.Inhisfavouritecity,heuncoversalostsubterraneanworldthathelpedbuildandruntheworld'sfirstmetropolisanditsempire. 　　Fromthesecretunderground...