The sea off the coast of Halkidiki is rich in underwater wildlife, such as corals, sponges, octopi, crabs, sea horses and fish of a thousand varieties. There are also other interesting sights to explore, like caves and shipwrecks.
Those of you who have no experience of diving can take lessons at one of the various diving schools (Sani, Pefkohori in Kassandra, Armenistis, Kalamitsi and Platanitsi in Sithonia). If you have experience, then there are lots of organized diving sessions you will be welcome to join.
Water temperature ranges from 16 degrees Celsius in winter to 26 degrees in summer, at a depth of 20m.