San Giovanni in Conca is a crypt of a former basilica church in Milan, northern Italy. It is now located in the centre of Piazza Missori.
Wikipedia https://en.wikipedia.org/wiki/San_Giovanni_in_Conca_(Crypt),_Milan
Address 2N03 Via Alberico Albricci, Milano 20122, Italy
Coordinates 45°27'39.968" N 9°11'20.012" E
