Book a cruise with onboard barbeque, open bar, swim stops at Red and White Beach
https://wiki.tgt.eu.com/index.php?title=Santorini_Day_Tour_Itinerary:_A_Perfect_One-Day_Plan_to_See_the_Island%E2%80%99s_Top_Highlights
Book a cruise with onboard barbecue, open bar, swim stops at Red and White Beach, and sunset views close to Oia’s dramatic cliffs.