Subterranean Sightseeing : Roma Sotterranea05/23/2016May 23, 2016Some of Rome's most interesting history and archeology is underground. Some sites are open to the public and offer a different view of the Eternal City, including the Mithraeum of the Circus Maximus.https://p.dw.com/p/1It4PImage: APTNAdvertisement