Greece has several famous volcanoes. This image depicts the subduction of the African plate beneath the tiny Aegean plate. It can clearly seen that the arc of volcanoes follows the arc of subduction. Below are images of a few of these sites (provided by http://volcano.und.nodak.edu/vwdocs/volc_images/europe_west_asia/greece.html):
A dynamic view of the eastern Mediterranean, dotted with Greek volcanoes:
The Santorini caldera, where a great eruption resulted in the formation of the Cyclades; the islands form the circular wall of the formation:
The Kos volcano, near the Western coast of Turkey:
The Methana volcano, located on the northeastern coast of the Peloponesus:
