Excavations in the Minoriten monastery, with construction finds of the Roman (1, 1-1, 7), mediaeval (2, 1-3, 9) and modern (4, 1-4, 5) periods: 1,1: Roman wall; 1,2: underfloor heating; 1,3: cement remains; 1,4; mosaic remains; 1,5: lead pipe of an water conduit; 1,6: walled vault on granite columns; 1,7: remains of foundations.