Board a common timber boat for a vintage caldera journey, discontinue for swims, consult with the volcano
https://jasperdqhm206.publishlane.com/posts/santorini-guided-tours-the-best-santorini-tours-for-first-time-visitors-3
Board a ordinary timber boat for a conventional caldera excursion, end for swims, seek advice from the volcano, and savour onboard experiences and snacks.