Rome, Park of Aqueducts.
Core material — pozzolan concrete (opus caementicum), facing— baked bricks (opus latericium).
Arches of 38-52 A.D. made of peperino and tufa were demolished and stone blocks were used in construction of the new aqueduct (Aqua Felice) in 1585 A.D.
Latitude: N 41d 50m 47,46s
Longitude: E 12d 33m 36,76s