A defensive wall is a fortification usually used to protect a city, town or other settlement from potential aggressors. The walls can range from simple palisades or earthworks to extensive military fo
9th century BC relief of an Assyrian attack on a walled town
The lakeside wall of the Yueyang Tower, Yuan dynasty
Medieval defensive walls and towers in Szprotawa, Poland, made of field stone and bog iron
Dangjin-myeoncheon-eupseong (唐津沔川邑城)
A fortification is a military construction designed for the defense of territories in warfare, and is used to establish rule in a region during peacetime. The term is derived from Latin fortis and fac
Castillo San Felipe del Morro, Puerto Rico. The fortress and walled city of Old San Juan are a UNESCO World Heritage Site.
Maiden Castle in 1935. The Iron Age hillfort was first built in 600 BC.
Han dynasty tomb brick showing gate towers
Remains of a fortified village, Borġ in-Nadur, Malta. Borġ in-Nadur is a notable example of Bronze Age fortifications.