One of Tintoretto 's best , the Marriage at Cana , is on the wall opposite the entrance , while three of Titian 's most vivid canvases decorate the Cain and Abel , Abraham Sacrificing Isaac , and David and Goliath , their drama heightened by the perspective di sotto in su ( looking up from below ) .
In addition to painting Cain and Abel , Titian painted Adam and Eve .