Castles & Fortifications

Northern Greece’s strategic position between Europe and Asia is marked by a diverse array of defensive structures spanning over two millennia. This collection features 14th-century Byzantine towers in Halkidiki, massive Ottoman fortifications in Kavala, and the ancient Macedonian palace at Aigai. These sites showcase evolving military architecture, from Hellenistic acropolises to Crusader strongholds and late Byzantine citadels, each designed to guard vital trade routes, coastal borders, and regional capitals across Macedonia and Thrace.

Platamonas Castle

The Platamon Castle, an important part of the history of Pieria, is a Crusader castle in Macedonia, Greece and is located southeast of…

The Castle of Kavala

A 15th-century Ottoman fortress built on the foundations of a Byzantine citadel. The site features a central circular tower, an armory, and a guardhouse, offering views over the port of Kavala.

Castle of Didymoteichon

The Didymoteicho Fortress or Castle, is an ancient and medieval hilltop citadel complex in the town of Didymoteicho, Eastern Macedonia and…

Pyrgos Ouranoupoles (Prosphoriou)

A 14th-century Byzantine tower built by the Vatopedi Monastery. As the largest and best-preserved tower in Halkidiki, it originally served to protect the monastery's local dependencies and lands.

Acropolis of Filippi

A hilltop citadel overlooking the ancient city, featuring Hellenistic walls, Byzantine reinforcements, and a prominent 14th-century tower added during the period of Serbian rule.

Royal Palace

The 4th-century BC palace of Philip II at Aigai. This landmark of Hellenistic architecture was significantly larger than the Parthenon and featured a massive central peristyle court.

Pythion Castle

A 14th-century Byzantine fortress commissioned by John VI Kantakouzenos. It is architecturally unique for its two distinct towers, which served both residential and defensive purposes during the Byzantine civil wars.

Acropolis of Thasos

Ancient hilltop fortifications with foundations dating to the 5th century BC. The site was later modified by the Genoese Gattilusi family in the 15th century to defend against naval raids.

Xanthi Castle

Byzantine ruins dating to the 9th and 10th centuries. Located north of Xanthi's Old Town, the site contains remnants of defensive walls, towers, and vaulted underground water cisterns.

Byzantine walls of Drama

Surviving sections of the city's 10th-century Byzantine fortifications. The walls incorporate repurposed masonry from earlier Roman structures and are most visible near the church of Agia Sophia.

Castle of Nea Peramos

Also known as Anaktoropolis, this Byzantine fortress dates to the 12th century. It was built on the site of ancient Oisyme to protect the strategic harbor of the Gulf of Eleutherae.

Castle of Orfanio

An 18th-century Ottoman fortress built to secure the mouth of the Strymon River and monitor the coastal road connecting Macedonia with Thrace.

Fortress of Petropigi

A Byzantine fortification situated along the Via Egnatia. It functioned as a fortified road station (mansio) and military outpost, later utilized by Ottoman forces.

Apollonia tower

A well-preserved 14th-century Byzantine coastal watchtower. It served as a maritime lookout and part of a signaling network along the road between Kavala and Thessaloniki.

The Tower of Agios Vassilios

A 14th-century Byzantine tower on the southern shore of Lake Koroneia. It was constructed to monitor the fertile plains and control the passage between Thessaloniki and the eastern provinces.