Peristera Classical Wreck, Alonissos

Location: Sporades, Evia & Thessaly, Greece

Also known as: Alonissos Underwater Museum, Amphora Wreck Alonissos, Classical Shipwreck of Peristera, Peristera Ancient Shipwreck

Max depth: 28m · Difficulty: Advanced Open Water · Coordinates: 39.175221, 23.940038

Tags: Wreck, Archaeology, Boat Dive

The Peristera shipwreck, situated off the western coast of Peristera islet within the National Marine Park of Alonissos and Northern Sporades, is widely celebrated as the 'Parthenon of Shipwrecks' and Greece's first designated Underwater Archaeological Museum (opened to divers in 2020). Discovered in 1985 by local fisherman Dimitris Mavrikis at a depth of 21 to 28 meters and excavated by archaeologist Dr. Elpida Hadjidaki, the discovery revolutionized maritime history by proving that Greeks built massive merchant cargo vessels displacing over 126 tons as early as the late 5th century BC (circa 425–420 BC), centuries before Roman naval expansion. The ship was carrying an enormous commercial cargo of 3,000 to 4,000 intact two-handled amphorae filled with celebrated ancient wine from Mende (Chalkidiki) and Peparithos (Skopelos), alongside black-glazed symposium banquet tableware. Archaeological investigations suggest the vessel foundered due to a severe sudden storm in the narrow strait, compounded by evidence of fire on board (charred wood fragments found on the hull framing). The fate of the ancient crew is lost to history. Today, the monumental mound of intact amphorae preserves the original outline of the 25-meter wooden hull on a gentle seabed, protected by the NOUS underwater acoustic surveillance network and accessible via guided recreational dives.

Marine life: Protected marine life of the Alonissos Marine Park including dusky groupers (Epinephelus marginatus), moray eels, octopuses, damselfish, two-banded sea bream, and surrounding Posidonia oceanica seagrass.

Access: Accessible strictly by licensed dive boat from Alonissos (Patitiri or Steni Vala) under guided archaeological supervision.

Safety: Diving is regulated by the Ephorate of Underwater Antiquities and permitted only accompanied by certified dive guides. Depths range from 21 to 28 meters with strict buoyancy control required. Absolutely no touching or disturbing of ancient ceramic artifacts is permitted. Visibility is excellent (15-30 meters).