The Netherlands' first car tunnel has an unusually rectangular shape.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The final resting place to 300 Victorian-era pets hides inside the city park.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

An unusual round church in London with a Templar past.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Eighty million natural history specimens call this gargantuan museum home.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

Repository for more than 22 million pickled specimens.

The monster at the center of the Darwin Center Spirit Collection.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Hiding the longest subterranean river known in the world.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

Roman ruins top white travertine terraces formed by ancient hot springs.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

The 20-mile causeway that separates the Netherlands from the sea.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

The tallest waterfall in the Netherlands is a lovely, stepped feature that is only 50 feet tall.