hidden Archaeological monuments Archaeological monuments of the Leningrad Oblast are settlements, grads, burial grounds, religious objects and other material trails of the past. Settling the oblast territory took place during the Mesolithic period. The age of the most ancient... more

hidden Underwater archaeology The Underwater archaeology. The under water ancient human sites, harbours and ports, hydraulic and fortification structures, ships were found on the Leningrad Oblast territory. In the early 20th century fishermen found an ancient boat loaded... more