well worth seeing: the newly opened building on Monte Generoso, designed by local architect Mario Botta
Access
(Cog wheel) train (reopend in 2017) from 'Riva San Vitale' to 'Monte Generoso': https://www.montegeneroso.ch/en/timetable-prices/timetable-and-fares
Rules
Airspaces in Switzerland are a tough subject, get all the info you can get before flying: http://www.flyland.ch.
DABS (active danger areas etc): https://www.skybriefing.com/portal/