The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

This British museum hopes to take the taboo out of poo.

One of England's most famous churches hides a pair of little known architectural treasures.

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

This skewed English house has looked like it's going to fall over for centuries.

An abandoned bell tower in the middle of nowhere is the last testimony of a forgotten medieval village.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

No one knows who's responsible for decorating this tunnel with stuffed animals, but the people love it enough to protest their removal.

The world's largest model of our planetary system.

This giant crucifix is like U2's Joshua Tree for Swedish death metal fans.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

A collection of noses tucked inside an art museum reveals how times have changed.

Copenhagen's celebrated theme park and gardens.

Iron Age grave stones and Viking burials, a short drive from Gothenburg.

There are no crying babies in this neck of the woods.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.

A 200-year-old collection of medical paraphernalia in a historic house.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

Final resting place of John Middleton "The Childe of Hale."

17th century puritan church with connections to the Salem Witch Trials.

Six neolithic sandstone boulders remaining from a dolmen.

Giant statue of a disembodied head.

Pyramid shaped monument with a tall tale attached.