Are you looking for an activity when the weather is rainy? Take your time wandering around the interesting exhibits at Feltre Civic Museum. There's always an opportunity to learn a few new things.
You'll find this museum in Feltre. Once you've explored everything you can at Feltre Civic Museum, have a look at nearby Parco Nazionale Dolomiti Bellunesi, Ethnographic Museum of the Province of Belluno, and Cathedral of St. Peter the Apostle.