The ideal place is a large dark room with a pre-installed projector and large screen, possibly with an already present piano and a stable internet connection.  

The Covid measures in Italy allow events with less than 200 people, sitting one meter from one another. The  location should be large enough to host safely from 50 to 100 people 

There's one place in Venice that responds to those characteristics, which as a curator I happened to work with in the past
(https://argo16.it/lo-spazio/)