Abandoned EngineeringGhosts of the Swamp
TV-PG
S5 • E6 Feb 25, 2020 44mIncluding an exploration of forgotten relics from the defence of America's homeland, at Fort Jackson, USA, concealed by the banks of the Mississippi River; a concrete behemoth at Lorient Sub Base, on the coast of France, that proved invulnerable to enemy bombardment; and a ghostly ruin at Gwrych that is now home to a haunting presence.
