Fort Regent
Saint Helier, Jersey · built 1806
Fort Regent is a 19th-century fortification and leisure centre on Mont de la Ville (Town Hill), in St. Helier, Jersey. The fort is in close proximity to the fortified South Hill Engineers Barracks at La Collette and overlooks the 16th-century Elizabeth Castle and harbour to the west. The fort's main features are substantial curtain walls, ditches, a glacis, redoubts, bastions, and redans (or demi-bastions). A parade ground was in the centre, which is now built upon and covered with a roof.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).