A magnificent Victorian garden that brings the charm and style of old-time aristocracy to the 21st century public.

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.

Hidden beneath the streets of London is a secret subway that only carried mail.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

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

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

A preserved 18th century steel factory.

When methane gas started seeping up from the ground, they picked up and moved the entire town.

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

Once a farm where patients tilled the soil, this asylum lost its workforce when overmedicating became common practice.

Hidden in a Scotland museum is a copse of extinct tree stumps.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

A formerly opulent Italian village is now a crumbling ghost town that no one really knows what to do with.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

Spend the night in 1920s Latvia in this historic recreation and movie set.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

Two stunning 17th-century libraries and a cabinet of curiosities.

A crucified and bearded female saint.

A museum of alchemy and a basement laboratory all housed in an ancient building in a Gothic tower.