BBRITAIN BENEATH

BRITAIN’S HIDDEN HISTORY

Look a little closer.

Discover the railways, canals, mines and defences that shaped the places around us.

EXPLORE THE MAP
648 heritage records

648 places to discover

In the full collection: 37 place guides · 611 shorter records · check access

Industrial

Astley Green Colliery

Near Bolton · England

Visitor access offered

Industrial

Barton Swing Aqueduct

Near Manchester · England

Exterior viewing only

Rail heritage

Ribblehead Viaduct (Batty Moss)

Near Settle · England

Exterior viewing only

Cold War

Brandsby Royal Observer Corps post

Near York · England

Access not confirmed

Rail heritage

Castlefield Viaduct

Near Manchester · England

Visitor access offered

Industrial

Chatham Dockyard No.1 Smithery

Near Rochester · England

Closed at last review

Industrial

Chatham Dockyard Ropery

Near Rochester · England

Visitor access offered

Industrial

Chillenden Windmill

Near Canterbury · England

Access not confirmed

Cold War

Harty Ferry Road Cold War battery

Near Canterbury · England

Access not confirmed

Cold War

York Cold War Bunker

Near York · England

Closed at last review

Industrial

Draper’s Windmill, Margate

Near Margate · England

Visitor access offered

Industrial

Armley Mills drying house and engine shed

Near Leeds · England

Partial access · read details

WWII

Cramond Island: The Knoll defences

Near Edinburgh · Scotland

Tidal access · check crossing

Underground

Rodney Street Tunnel

Near Edinburgh · Scotland

Visitor access offered

Underground

Standedge Canal Tunnel, Marsden portal

Near Huddersfield · England

Guided visits · book ahead

Underground

Inchcolm Battery Tunnel

Near Edinburgh · Scotland

Partial access · read details

Industrial

Herne Windmill

Near Canterbury · England

Visitor access offered

Other defences

Lodge Hill anti-aircraft battery

Near Rochester · England

Access not confirmed

Industrial

Marple Aqueduct

Near Stockport · England

Visitor access offered

Rail heritage

Marple Railway Viaduct

Near Stockport · England

Exterior viewing only
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Map pins are historical locations, not entrances.
Read our access guidance
HISTORICAL RECORDS · NOT VISITOR ENTRANCES

EXPLORE THE STORIES

There’s a story in the structure.

Find out how a viaduct was built, what a wartime defence was for, or why a mine needed a giant engine.

Read the stories
Ribblehead Viaduct in Yorkshire
Ribblehead Viaduct · Michael D Beckwith / Wikimedia Commons · CC0