Sail the Aegean on a catamaran journey, swim in hot springs, snorkel close volcanic reefs

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

Sail the Aegean on a catamaran excursion, swim in warm springs, snorkel close to volcanic reefs, and savor a Greek meal whilst cruising the caldera.