Komarov K.I.

Key words: Alexandrov mountain, Kleshin, Pereslavl, Lake Pleshcheyevo, A.S. Uvarov, P.S. Savelyev.

The Alexandrov Mountain is situated on the spur on the Northern valley side of Lake Pleshcheyevo. It presents the site with the complicated stratigraphy of a cultural layer, consistently deposited in it in different periods of living:
1) the 5th BC – 5th AD;
2) the middle of the 10th – the beginning of the 11th centuries;
3) the middle of the 12th – the beginning of the 13th centuries;
4) the 14th – the beginning of the 17th centuries.

The first horizon of the cultural layer belongs to the site of the Dyakovo type. The second and third horizons are more common for boyar country-seats existed here with some time break. Two barrow cemeteries, dated back to the middle of the 10th – the beginning of the 11th centuries and the middle of the 12th – the beginning of the 13th centuries, adjoined to the site, match them. The fourth horizon deposited in the period of the monastery, ruined in the Time of Troubles. The city Kleshin, as Pereslavl the new, has risen of different basis due to the development of feudal public relations in Rus.