Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

This is not your typical jungle gym.

Less a museum than a bizarre fantasy world created by artists and engineers.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

Catacombs turned marketplace.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A hands-off space for graffiti artists to hone and display their skills.

This luxury shopping lane has been protected by its own tiny police force for over a century.

Famously misunderstood wonder of the ancient world

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

France's most famous cemetery, with some of its most curious tombs.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A haunting collection of the vanished and disappearing natural world.

The celebrated eyesore created by starry-eyed sweethearts.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A beautifully eclectic mix of architectural styles.

Hoax, mistake, or evidence of dinosaurs in human times?

A battle between nature and architecture in the Cambodian jungle.

Limestone caves in the Cambodian countryside, once the site of genocide, now a place of peaceful beauty.