Nissyros. Volcanic craters. According to Greek mythology, the island was formed when Poseidon cut off a part of Kos and threw it onto the giant Polybotes to stop him from escaping. The ancient name of the Nisyros was Porphyris. Ancient walls, dating from the 5th century BC, part of the acropolis of the island, are found near Mandraki.
Waterfall in the Valley of the Butterfies, Rhodes www.mediteranique.com/hotels-greece/rhodes/