Hadrian's Wall: Did you mean...?

Hadrian's Wall, built nearly 2000 years ago by the Romans during the reign of Emperor Hadrian, was a cleverly-designed military rampart manned by 20,000 troops. This 73-mile long undulating wall likely defined and protected the bleak northern...

Walls in the ancient world were built around cities or territories for defense but also served many other purposes, such as enclosing temples, surrounding palaces, enclosing tombs, providing people with homes, and encircling sports venues...

The Theodosian Walls are the fortifications of Constantinople, capital of the Byzantine Empire, which were first built during the reign of Theodosius II (408-450 CE). Sometimes known as the Theodosian Long Walls, they built upon and extended...

Medieval castles were built from the 11th century CE for rulers to demonstrate their wealth and power to the local populace, to provide a place of defence and safe retreat in the case of attack, defend strategically important sites like river...

The Great Wall of China, built 221 BCE-1664 CE.

The North Gate of Housesteads Fort on Hadrian's Wall. Passport control, immigration control and customs check all in one place. The wall was a checkpoint for taxing cross-border trade as well as a defence.

The Siege of Jerusalem in 70 CE was the high watermark in the First Jewish-Roman War (66-73 CE) regarding the tension between the two forces. With the Roman Empire transitioning from the Julio-Claudian emperors to the Flavian dynasty in the...

Dover Castle, located in the southern county of Kent, is one of the largest castles in England and one of the first to have concentric defensive walls. First built in 1066 CE by William the Conqueror to help prevent anyone repeating his own...

In AD122 Hadrian ordered a mighty frontier system to be built across the north of Britain. The result was Hadrian's Wall, a 73 mile barrier stretching from the Solway Firth on the west coast of Britain to the River Tyne on the east coast...

A segment of typical 2nd century CE Roman wall from Butrint (modern Albania). The wall is in the opus mixtum style which combined layers of opus testaceum (standard brick facing) with opus reticulatum (square-based pyramid blocks set in a...