Fortaleza Koporye en el óblast de Leningrado, Rusia, situada a unos 100 km al oeste de San Petersburgo - Foto e imagen de stock

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Izborsk fortress is a stone fortress in the city of Izborsk (Pskov region). It was built in 1330

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Izborsk fortress is a stone fortress in the city of Izborsk (Pskov region). It was built in 1330

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

A dilapidated Gremyachaya tower on Gremyachaya hill in Pskov on the Bank of the Pskova river

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Izborsk fortress is a stone fortress in the city of Izborsk (Pskov region). It was built in 1330

Izborsk fortress is a stone fortress in the city of Izborsk (Pskov region). It was built in 1330

Pskov is a city in northwestern Russia and the administrative center of Pskov Oblast, located about 20 kilometers east from the Estonian border, on the Velikaya River.

Izborsk fortress is a stone fortress in the city of Izborsk (Pskov region). It was built in 1330

Fortress Koporye in Leningrad Oblast, Russia, located about 100 km west of St. Petersburg

Pskov is a city in northwestern Russia and the administrative center of Pskov Oblast, located about 20 kilometers east from the Estonian border, on the Velikaya River.