The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

Geothermal waterfalls in Tuscany.

Eat a Nobel banquet from any year in the basement of Stockholm's City Hall.

"Only the dead get off at Kymlinge."

No one knows who's responsible for decorating this tunnel with stuffed animals, but the people love it enough to protest their removal.

It's always game time at Stockholm's only museum devoted solely to video games.

It houses the remains of a 17th-century version of the Titanic.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Did Inca children also slide down these smooth rocky slopes above Cusco?

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

The modern birthplace of Irish freedom.

Founded as a refugee camp, now a popular tourist spot.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

This Soviet statue is based on a piece of propaganda that's been elevated to national myth.

A wooden replica of France's famous tower.

This Soviet-era "closed town" was a top secret uranium producer often left off of maps.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

A celebration of Colombia’s premier contemporary artist.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

This exceptional home was a 32-year labor of love by a man determined to build his wife the most beautiful stone house in the world.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

What was once a unique system of urban elevators is turning into a mechanical ruin.

The largest stone moai on Rapa Nui.

The museum houses "the most studied meteorite in history," among other geological oddities.