Historic town subterrane [ Catacombs, City´s Underground ]
Medieval subterrane dating to the 11th-12th centuries. The investigated sections stretch 1375m, and lie 4-7m below the surface. Publicly-accessible spaces to a length of around 130m include drainage tunnels 1.5m high and 40-60cm wide; entrance is from house no.480 (the confectioner's).