Stock photography, photos: Piazza del Campo, Siena Stock photos of Piazza del Campo through a round isinglass window near the base of the Mangio Tower, Siena, Italy Photograph: © Bernard Epstein Click for a larger image and more information Keywords associated with this stock photo: isinglass, distorted, distortion, round, window, Siena; Italy, Mangio, Tower, shadow, Piazza del Campo, plaza, Tuscany, Bernie Epstein