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The horseshoe-shaped (or D-shaped) tower is a compromise that gives the best of a round and a square tower. The semicircular side (the one facing the attacker) could resist siege engines, while the rectangular part at the back gives internal space and a large fighting platform on top. [ 1 ]
Greek siege tower first used in Rhodes. [5] Polybolos: 289 BC Greece: A siege engine with torsion mechanism, drawing its power from twisted sinew-bundles. Sambuca: 213 BC Sicily: Roman seaborne siege engine build on two ships. Siege hook: 189 BC Rome: A siege hook is a weapon used to pull stones from a wall during a siege.
In Cantabria, there is a big number of fortified towers that fulfilled functions of housing and defense. [1] These buildings, generally battlements , were erected mostly between the 13th and 15th centuries by noble families and influenced significantly in the architecture of Cantabria , passing some to be forts-houses, prelude to the future ...
In Europe the height of wall construction was reached under the Roman Empire, whose walls often reached 10 metres (33 ft) in height, the same as many Chinese city walls, but were only 1.5 to 2.5 metres (4 ft 11 in to 8 ft 2 in) thick. Rome's Servian Walls reached 3.6 and 4 metres (12 and 13 ft) in thickness and 6 to 10 metres (20 to 33 ft) in ...
Battery tower of Kufstein Fortress A battery tower was a defensive tower built into the outermost defences of many castles , usually in the 16th century or later, after the advent of firearms . Its name is derived from the word battery , a group of several cannon .
Yett or iron-barred door at St Cuthbert's Church in Great Salkeld, Cumbria, guarding access to the tower. There are several medieval fortified churches near the Anglo-Scottish border , where defence was an important consideration until the 17th century, when England and Scotland were united in personal union under King James VI and I .
Castillo San Felipe del Morro, Puerto Rico.The fortress and walled city of Old San Juan are a UNESCO World Heritage Site.. A fortification (also called a fort, fortress, fastness, or stronghold) is a military construction designed for the defense of territories in warfare, and is used to establish rule in a region during peacetime.
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