A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

The most visited, and possibly most controversial, museum in Germany.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

France's most famous cemetery, with some of its most curious tombs.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Pablo Neruda's custom-built lover's nest was made to remind him of the sea and named after his mistress' hair.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

The world's most remote airport.

Towns with a resource known as "white gold," valuable enough to fight a war over, now stand ghostly and empty.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

An old department store turned Nazi prison turned artist commune.

An eerie, derelict amusement park in Berlin.