Board a common picket boat for a vintage caldera travel, end for swims, seek advice from the volcano
https://lorenzoizjo462.almoheet-travel.com/santorini-guided-tours-the-best-santorini-tours-for-first-time-visitors-2
Board a standard wooden boat for a vintage caldera tour, end for swims, discuss with the volcano, and appreciate onboard reviews and snacks.