Rakveren kaupungin vanhan linnan sisäpiha, josta on näkymä tuhoutuneille linnoituksen seinille sinistä taivasta vasten . - Kuvapankin valokuva ja kuva

Khertvisi fortress, one of the oldest fortresses in Georgia

Italy, Pompei, 02,01,2018 Ruins in Pompeii and in background Vesuvius, Italy

DESPOTOVAC, SERBIA - AUGUST 11, 2019: Medieval buildings at Manasija monastery, Sumadija and Western Serbia

Sarriod de la Tour is located in the Aosta Valley. The castle was founded in the 10th-12th centuries; the construction of the outer walls and towers was completed in the 15th century.

SMEDEREVO, SERBIA - AUGUST 12, 2019: Ruins of Fortress at the coast of the Danube River in town of Smederevo, Serbia

DESPOTOVAC, SERBIA - AUGUST 11, 2019: Medieval Manasija monastery founded between 1406 and 1418, Sumadija and Western Serbia

Rakvere, Estonia, June 28: The commander of a cuirassier squad enters the courtyard of an old castle in Rakvere, June 28, 2019.

The ruins of the fortress bastion of the old castle against the gray sky.

The ruins of the old fortress of the ancient city of Corinth on a blue sky background. Peloponnese, Greece.

The ruins of the fortress walls of the old castle in the city of Rakvere with the Estonian flag on the tower against the cloudy sky.

The ancient town Corinth surrounded by the ruins of the fortress wall in a bright sunny day. Peloponnese, Greece.

The path leading to the old inner fortification wall of ancient Corinth.

The walls and the main entrance to the old fortress of the ancient Acrocorinth. Peloponnese, Greece.

The ruins of an old fortress in ancient Corinth on a slope of a high mountain.