Pilgrimage site for star-crossed lovers.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

His music once banned in Communist Cuba, John Lennon is now immortalized in bronze by Castro, who considers Lennon a "fellow dreamer."

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

Prehistoric history as seen through the lens of an outsider artist.

Huge winged monument in the United Kingdom.

The view that inspired the scenes of Dracula's first landing in England.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

The quiet field that inspired one of the most famous songs of all time.

Seat of the Duke and Duchess of Devonshire for centuries.

Eyam took steps to quarantine themselves and keep the plague from spreading.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

Cemetery established by the Victorians as a solution to the overflowing graveyards.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.