The town of Poros is actually an island in itself separated by a small canal from the rest of the island.<br><br>In ancient times it was two islands, Spheria and Kalavria, which gradually became joined by an isthmus of sand.<br><br>Kalavria, the larger island was wooded and had lots of water.<br>Spheria, which is now Poros town, was at one time a volcano.<br><br>Follow us on our YouTube channel <a href="https://www.youtube.com/channel/UC-TF1J18w4xVhdUrd-604KQ" rel=nofollow target=_blank>https://www.youtube.com/channel/UC-TF1J18w4xVhdUrd-604KQ</a>
