You'll probably do best with a guided tour. Here's a listing:
https://www.tripadvisor.com/Attractions-g187895-Activities-Florence_Tuscany.html


Ntra la porta tua lu sangu � sparsu,
E nun me mporta si ce muoru accisu...
E s'iddu muoru e vaju mparadisu
Si nun ce truovo a ttia, mancu ce trasu.