La fortaleza de Izborsk. Las ruinas de la fortaleza de piedra más antigua de Rusia. Izborsk, región de Pskov, Rusia . - Foto e imagen de stock

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

IZBORSK, PSKOV, RUSSIA 31.10.2017 A view of the old Izborsk fortress walls

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

A view from fortress wall in Izborsk, Pskov region of Russia

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. The walls of the fortress and orthodox church of St. Nicholas in the Izborsk fortress. Izborsk, Pskov region, Russia

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. The walls of the fortress and orthodox church of St. Nicholas in the Izborsk fortress. Izborsk, Pskov region, Russia

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. The walls of the fortress and orthodox church of St. Nicholas in the Izborsk fortress. Izborsk, Pskov region, Russia

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.

The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia.