The Fort Amherst underground passage sits within an 18th-century coastal fort near Chatham, Kent, a key piece of Britain's coastal defense. The site brings together rugged brickwork, stairwells and vaulted tunnels that whisper of naval strategy and forward scouting during times of conflict. In recent years it gained cinematic fame as a filming location for The Witcher Season 3, with the fort and Jolly Farm barn standing in for wartime interiors and hidden routes. The atmosphere blends historic maritime grit with cinematic tension, making it a tangible step back into a fortress's quiet, echoing corridors and rain-swept courtyards.

Fort Amherst sits on the river mouth of the Medway, a commanding 18th-century coastal fortress whose stone ramparts and brick barracks tell the story of Britain's coastal defense era. The Barracks and the nearby Jolly Farm barn have been used as filming locations for The Witcher Season 3, lending authentic period texture to the production. Weathered masonry, salt-bleached timber, and sea air create a moody, cinematic atmosphere ideal for war-time interiors and tense exteriors. Visitors wander through cannons, gun emplacements, and creaking casemates that whisper centuries of patrols and siege history, while the estuary provides dramatic backdrops for on-location shoots.

Fort Amherst sits on the edge of Chatham’s harbor, a surviving 18th‑century coastal fortress that still commands sweeping sea views from its ramparts. The site, together with the nearby Jolly Farm barn, evokes Britain’s historic defensives feel—salt spray, weathered stone, and a wind that seems to carry old maritime stories. It gained modern fame as a filming location for The Witcher Season 3, where its stark fortifications and open courtyards provided a dramatic backdrop for tense confrontations and strategic exchanges. The atmosphere blends rugged military history with a cinematic sense of anticipation, inviting visitors to imagine cannon smoke and distant gulls over the Medway as seasons change around the stonework. Today the site stands as a tangible link between naval history and contemporary storytelling, offering a quiet but charged setting for those exploring ScreenTrails’ Witcher locales.