The medieval castle built as headquarters for the Pope's secretive Knights Templar.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

Tower with a double-helix spiral, adorned with letters of the Georgian alphabet.

The first skyscraper to include a Ferris wheel built into the facade.

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

Largest lake in Great Britain measured by surface area.

The final resting place of soldiers' loyal canine companions.

This lake-bound geographical marker sits at the point where three European countries intersect.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

The land is home to swimming ponies and a legendary 18th-century treasure.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones’ locker.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Climb to the top of the world's largest seated bronze Buddha.

A modern temple with an ancient philosophy.

A condom-covered Thai restaurant that is more concerned with birth control than food.