EntityQ548608· pop 23· linked from 451 articlesAnio NovusSign in to saveRoman aqueductConnectionsAurelian WallsEntityVatican CityCountryLatinEntityMiddle AgesEntitygeographic coordinate systemEntityAncient RomeEntityColosseumEntitydamEntityNeroEntityCaligulaEntitySt. Peter's BasilicaEntityWayback MachineEntityTrajanEntityHadrianEntityVespasianEntityClaudiusEntitydigital object identifierEntityInternational Standard Serial NumberEntityFrascatiEntityPantheonEntityCategories1st-century establishments in Italy50s establishments in the Roman Empire52 establishmentsAncient Roman aqueducts in RomeBuildings and structures completed in the 1st centuryCaligulaClaudius