Why do not try Treviso? Close enough to Venezia, maybe cheaper and well connected with everywhere around. As an alternative there is Padova, AvGas there and perhaps customs, also well connected to surroundings. Superb small town indeed!
Register-free here for on-line AIP:
http://www.enav.it/index2.html
And let me know if you need help: I can phone them for you,speaking they language...sigh!
Happy landing
PZ