Google Maps https://www.google.it/maps/place/Via+Guerrazzi,+13,+40125+Bologna+BO/@44.4912018,11.3489653,17z/data=!3m1!4b1!4m5!3m4!1s0x477fd4b8608e790f:0x9af2194cf6a0731c!8m2!3d44.4912018!4d11.351154