If your trip to Castel San Gimignano is all sorted out but your itinerary is a little on the empty side, let us give you a few hints and tips.Whatever you do, don't forget to take your camera when you swing by Collegiate Church of Santa Maria Assunta. This terrific attraction is guaranteed to offer some perfect photo ops.Keep yourself on the move by checking out Piazza della Cisterna and San Gimignano Communal Palace. If you still have lots of energy and space on that travel itinerary, Piazza Duomo is also calling your name.