Grotte di Pertosa (Pertosa Caves) Grotte di Pertosa-Auletta / Grotte dell'Angelo[1] Entrance to the caves Location of the caves in Italy Location Pertosa (SA, Campania, Italy) Coordinates 40°32′12.98″N 15°27′19.84″E﻿ / ﻿40.5369389°N 15.4555111°E﻿ / 40.5369389; 15.4555111Coordinates: 40°32′12.98″N 15°27′19.84″E﻿ / ﻿40.5369389°N 15.4555111°E﻿ / 40.5369389; 15.4555111 Length 3,000 m Elevation 263 m Geology Karst cave Entrances 1 Access Public Show cave opened 1932 Show cave length 1,200 m[2] Website Official website