Trek the volcanic island of Nea Kameni, stroll prior steaming vents, study geology from your advisor
https://dantectwt097.inkharbory.com/posts/top-10-santorini-island-tours-for-first-time-visitors
Trek the volcanic island of Nea Kameni, walk beyond steaming vents, read geology out of your instruction manual, and soak in nearby sulfur sizzling springs.