Palazzo Grimani — the most spectacular Renaissance interior in Venice, visited by almost nobody

Giovanni Grimani built a palace (1560s) with a Tribuna — double-height octagonal room with marble walls, miniature Pantheon inside a palazzo. Mannerist frescoes by Giovanni da Udine (same artist as Vatican Logge with Raphael). Recently restored, glowing with original color. €10. Santa Maria Formosa area. Empty.