Kos is the third largest island in the Dodecanese in extent after Rhodes and Karpathos and the second largest in population after Rhodes. It has a population of 33,388 inhabitants, according to the 2011 census. The surface of the island is 295.3 km2, with the capital Kos, where it is also the main port of the island. There are 200 nautical miles from Piraeus.
The island is rich in historical monuments and presents remarkable archaeological and tourist interest. It is also called "Island of Hippocrates", the father of medicine, because Hippocrates was born there. Today's Kos is a modern tourist island with many possibilities in terms of accommodation, food, sports, excursions and entertainment. The most remarkable feature of the island is the endless cycle paths, which is why Kos is often referred to as the island of the bicycle.