Trek the volcanic island of Nea Kameni, walk prior steaming vents, be taught geology out of your booklet

https://emiliozaig987.readspirex.com/posts/santorini-guided-tours-the-best-santorini-tours-for-first-time-visitors-2

Trek the volcanic island of Nea Kameni, walk past steaming vents, examine geology out of your handbook, and soak in local sulfur warm springs.