While in Venice, enjoy a day out (or more!) experience in the Unesco Heritage site of the Dolomites. Either comfortably on and off a private car driven by a professional driver or for proper trekking.
A guided experience aboard a private taxi along the Grand Canal, the internal canals and a piece of the Venetian lagoon.
Parks and gardens in Venice are always worth talking about. They're often a peaceful oasis in an overcrowded city and a tremendous option to explore it from a different perspective.