Micro-nation based around a nine-story high illegally built tower.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

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

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

A modern, secular take on a traditional Virgin Mary motif.

This cobblestoned medieval-style town was entirely constructed in the 1990s and 2000s.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

An art world insider finds himself battling for his artistic home.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The remains of Crystal Palace Great Exhibition of 1851.

Hear the quietest sound from across the dome.

One part local history, 99 parts gruesome haunted house.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

The attic of a four-century-old canal house hides a clandestine church.

Amsterdam's Red Light District leaves little to the imagination.

The bears of Bern have been a city highlight for over 500 years.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Morocco's largest Jewish cemetery.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

According to legend, this boat-shaped henge is built over the grave of a mythic king.