Secret Rooms: London's Historic Subterranean Spaces

Inside the Camden catacombs, a subterranean laboratory and London's deepest farm.

Welcome to your weekly free newsletter from Londonist: Time Machine.

Thanks to the tube — and a penchant for basement bars — we Londoners can often be found below pavement level. But what else is down there? Sewers, bunkers, utility tunnels, military tunnels… it’s all fascinating stuff. In this week’s instalment of Londonist: Time Machine, I’m going to s…