Just one stop from San Marco on the actv vaporetto (line 2 and 1) gives you access to this church designed by the famous architect Palladio. You can get on the top of its tower to have a great view using a lift that will cost you few euros.
A beautiful panorama of the famous Venetian skyline across the water will open in front of your eyes. The lift is through the church, that contains paintings by Titian will give you the oportunity tohave few quiet moments too.
Make sure your camera is charged up before you go