If your trip to Bocos de Duero is all sorted out but your itinerary is a little on the empty side, we can give you a few hints and tips.Plan a stop at Bodegas Protos. It's one sight you'll usually find on most visitors' must-do lists. If you still have some space on your itinerary, Castillo de Peñafiel and Bodegas y Vinedos Senorio de Bocos will keep you entertained too.