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.

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 – Tunnel Junction sits on the edge of Chatham’s historic waterfront, a coastal 18th‑century fortress designed to defend the Medway approaches. Its rugged ramparts and the labyrinth of tunnels carry the weight of maritime defense history, now layered with cinematic texture from modern productions. For The Witcher Season 3, the site provided atmospheric exteriors and backstage spaces—brick work, sea breeze, and dim tunnel corridors that heighten the sense of danger and mystery. Today the fort’s weathered stones and quiet coastline invite visitors to step into a place where history and fantasy intersect with palpable mood and frontier spirit.