Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

You may get stranded and everyone's peeing in the water, but at least there's cocktails!

On a teardrop-shaped island in the Danube, the ruins of a convent and the final resting place of a saint.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

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

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This building's name and a plaque are all that's left of what was probably the most important nightclub of the Madchester music scene.

This historic club for wayward boys has shaped some of the biggest names in music almost as much as they have shaped it.

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

What do we know about the real woman behind one of the Beatles' most famous songs?

The Liverpool street made famous by the Beatles is real.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

This aging storage facility is the world's largest brick warehouse.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

Famously misunderstood wonder of the ancient world

This gate served as a small lock-up jail in the 14th century.

The oldest working mechanical clock in the world.

The little-known second castle that William the Conqueror built in York.

Follow the original medieval paths that wind through this intriguing section of the city.

A shrine to one of England's female saints in what is believed to be her former home.

This network of narrow, medieval passages has the most delightful name.

A century-old tradition has culminated in a small but singular collection of feline effigies.