peel tower
111Crannog — Reconstructed crannog on Loch Tay, Scotland A crannog[1][2] …
112Crownwork — A crownwork outside a bastion …
113Curtain wall (fortification) — For the 2011 song by T.I. featuring Christina Aguilera, see Castle Walls. The curtain wall at Krak des Chevaliers, Syria A curtain wall is a defensive wall between two bastions of a castle or fortress …
114Ditch (fortification) — A ditch and earth bank at Old Sarum, near Salisbury in England, dating from the Iron Age. A ditch in military engineering is an obstacle, designed to slow down or break up an attacking force, while a trench is intended to provide cover to the… …
115Gord (archaeology) — Reconstructed West Slavic fortified settlement (gord) in Groß Raden, Germany …
116Turris Mamilia — The Turris Mamilia ( Mamilian Tower ) was a landmark in ancient Rome. It was located in the Subura,[1] a densely populated, notoriously lively quarter of the city. The existence of the tower is attested by an inscription, and it is mentioned by… …
117Outpost (military) — For other uses, see Outpost. An Outpost in military terminology essentially means a detachment of troops stationed at a distance from the main force or formation, usually at a station in a remote or sparsely populated location, positioned to… …
118Monkredding House, North Ayrshire — Monkredding Kilwinning, North Ayrshire, Scotland UK grid reference NS4084831699 …
119Reduit — A reduit in the German fortress of Mainz. For the town, see Réduit (Mauritius). A reduit is a fortified structure such as a citadel or a keep into which the defending troops can retreat when the outer defences are breached.[1] The term i …
120Admiralty scaffolding — A drawing of Admiralty scaffolding from 1940 …