Sifnos is a small island of the western Cyclades, close to Kimolos, Serifos, Paros and Milos, all of them at a distance less than 20 nautical miles. The island is wedge-shaped; its extent is 74 square kilometers, the coast line reaches the 50 kilometers and the highest point is the top of Prophetes Elias (Prophet Elijah), of an altitude of 680 meters.