Trek the volcanic island of Nea Kameni, stroll past steaming vents, learn geology from your handbook
https://felixonwv687.rivetgarden.com/posts/santorini-photography-tour-iconic-spots-and-hidden-gems-for-epic-shots
Trek the volcanic island of Nea Kameni, stroll prior steaming vents, be taught geology out of your guide, and soak in close by sulfur warm springs.