There are a lot of unusual locations when it comes to restaurants. Most of them prefer to sit above the ground but there are also some exceptions. There are restaurant sitting on high cliffs, on the sand, underwater, and this one in a cave. This is Hotel Ristorante Grotta Palazzese. It can be found in the town of Polignano a Mare in southern Italy. The restaurant offers a unique dining experience and this is mostly due to the unusual location.