Discover the Caves of Polignano a Mare with an Exclusive Cruise Explore the hidden wonders of Polignano a Mare with an elegant and exclusive cruise. Visit the Rondinelle Cave, the Azure Cave, the Ardito Cave, and the Palazzese Cave. Meet the skipper and crew at the “Cala Ponte Marina” tourist port and sail along the 12 km of coastline. Admire the town from the water and discover these natural wonders accessible only by sea. Stop at the most scenic spots to swim, dive into the crystal-clear waters, or relax on the boat under the sun. Enjoy a traditional Italian aperitif on board with a bottle of Prosecco. Experience an unforgettable adventure and admire the caves and the city from a unique perspective.