The Izborsk fortress. The ruins of the oldest stone fortress in Russia. Izborsk, Pskov region, Russia. - Stock Photo & Image

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.

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.

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.

Fortress wall of the Smolensk Kremlin in summer, Smolensk, 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