Kalymnos is mainly mountainous with complicated topography. Over the last years, Kalymnos has developed a lot as a rock climbing destination. In fact, as the island is surrounded by some of the finest limestone crags, it is considered among the top climbing destinations in the world. 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 first Kalymnian sponge divers dived naked without equipment and relied on their ability to hold their breath under water. Sponge diving with all its traditions and history still forms the very soul of the people of this island….