Halkidiki is a peninsula and part of the Region of Central Macedonia (Greek: Κεντρική Μακεδονία) in Northern Greece on the northwestern Aegean Sea. The peninsula is famous for its beautiful coastline and mountain ranges. The numerous camp sites, cheap holidays, and great diving are all evidence of the popularity of this place as a tourist destination.
The region has three peninsulas — Sithonia, Athos, and Cassandra — which offer interesting dive sites. Here you will find reefs, underwater caves, and shipwrecks. The seabed near Halkidiki has an interesting topography due to its volcanic origin. There are steep cliffs, tunnels and caves full of various dwellers.
The nearest airport to Halkidiki is the Macedonia International Airport in Thessaloniki — 50 km from the head of the peninsula (a 30 minute drive). You can reach your destination by rented car, taxi, or bus from the KTEL Halkidiki bus station.
Diving on Halkidiki is available all year round, but the best time is from the beginning of April to November. The warmest months are from June to September, when the average air temperature reaches +27 °C. The water temperature varies between +14 and +25 °C throughout the year. Underwater visibility ranges from 20 to 30 meters, depending on weather conditions. The currents are generally slow.
Bahia Beach is one of the deepest and most beautiful underwater reefs on the Sithonia Peninsula, with a maximum depth of 47 m. Local underwater life is comprised of sea anemones, lobsters, and moray eels.
Porto Elea is a famous dive site in Halkidiki. Here you will find underwater rocks and a beautiful reef with several cavities; as well as octopuses and other sea dwellers.