Fortaleza de Oreshek se encuentra en la pequeña isla de Orekhovy en la salida del río Neva desde el lago Ladoga, región de Leningrado, Rusia - Foto e imagen de stock

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

The ancient Kremlin in the city of Pskov.

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

Tower of old Tallinn castle, ESTONIA

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

View on the tower of The Pskov Kremlin, Russia

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

Oreshek fortress is situated on the small Orekhovy Island in the River Neva's outflow from Lake Ladoga, Leningrad region, Russia

CARCASSONNE, FRANCE - MAY 05, 2015: Medieval castle and city of Carcassonne, Languedoc - Roussillon, France

Wall of the Pechorsky monastery, Pskov region, Russia