On a site with a long military history, a 1980s shelter.

The house where Charles Darwin's grandfather formed many of his influential ideas and inventions.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

A lawless town deep in Death Valley was famous for its riches and death rate.

An American ghost town hides along a side street in Scotland's capital.

An ode to the classic piece of British street furniture.

This mysterious underground cave in Shropshire dates back to the 18th or 19th century.

The ghosts of Britain's telecommunication past sit rusting away in a small village in England.

This ruined folly was originally built to honor a failed American state that would have become "Westsylvania."

Pop culture has helped to keep this iconic British building from being destroyed.

The mouldering remains of a disgraced British children's icon are hidden in the brush of a public park.

Hidden on the urban banks of a Manchester river are a series of abandoned waterside industrial sites.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

This historic abandoned train station looks like a stop for ghost trains.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

This haunting stone chasm is a hotbed of mossy rock and English legend.

A quiet country churchyard holds a monument to the last known sin-eater in England.

Centuries of human activity have forged an eerie landscape of ruins and craters on an exposed and windswept hilltop.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.