Let’s See Italy on Instagram: "99% of tourists don’t even know this place exists. Step inside Palazzo Colonna — a private palace just off Piazza Venezia that opens to the public only on Friday and Saturday mornings, which is why almost no one ever sees it. The Colonna family has lived in Rome for over 800 years, and the interiors look straight out of a movie, because they literally *are*. The famous final scene of Roman Holiday was filmed in the Galleria Colonna. Inside you’ll find gilded ceilin