Book a cruise with onboard barbeque, open bar, swim stops at Red and White Beach
https://riverslvh281.capitaljays.com/posts/santorini-day-tour-itinerary-a-perfect-one-day-plan-to-see-the-island-s-top-highlights-4
Book a cruise with onboard fish fry, open bar, swim stops at Red and White Beach, and sunset perspectives near Oia’s dramatic cliffs.