Kalymnos is a Greek island and municipality in the southeastern Aegean Sea. It belongs to the Dodecanese Kalymnos is a Greek island and municipality in the southeastern Aegean Sea and It belongs to the Dodecanese
In 2011 the island had a population of 16,001 making it the third most populous island of the Dodecanese, after Kos and Rhodes. It is known in Greece for the affluence of much of its population, and also stands as both the wealthiest member of the Dodecanese and one of the wealthiest Greek islands overall. The Municipality of Kalymnos, which includes the populated offshore islands of Pserimos, Telendos, Kalolimnos and Pláti as well as several uninhabited islets, has a combined land area of 134.544 square kilometers and a total population of 16,179 inhabitants.
Kalymnos is neighbored by the small island of Telendos, which was once part of Kalymnos, but split off after a major earthquake in 554 AD and is now separated from Kalymnos by a channel of water
Kalymnos is known and billed as the "Sponge-divers' island". Sponge diving has long been a common occupation on Kalymnos and sponges were the main source of income of Kalymnians, bringing wealth to the island and making it famous throughout the Mediterranean. The Kalymnians harvested sponges from the sea-bed as close as Pserimos or as far as North Africa.
In recent times, tourism has become important for the island, particularly for rock climbing.