Sail the Aegean on a catamaran excursion, swim in warm springs, snorkel close to volcanic reefs

https://kalikantzaros.gr/santorini-private-tours-how-to-choose-plan-and-book-the-perfect-day/

Sail the Aegean on a catamaran tour, swim in warm springs, snorkel close to volcanic reefs, and have fun with a Greek meal while cruising the caldera.