Statues of a fire-breather, a clown, and a whole performing troupe celebrate Luxembourg's creative side.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A small but immensely extravagant palace built by the "Night King."

A fascinating insight into daily life in the Eastern Bloc.

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

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The oldest public library in Ireland.

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

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

The famous artist couple lived and worked here, in two different houses connected by a bridge.

Striking, enormous gold-plated sculpture of Buddha installed in the 19th century.

This enormous gold Buddha statue was hidden inside a stucco decoy for centuries.

One of Ayutthaya’s most iconic locations is a mysterious, hauntingly surreal miracle.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

An exceptional assortment of fossils recovered from private collections.

A huge communist-era propaganda monument and mural that offers stunning views of the Mongolian capital.

The oldest Buddhist monastery in Mongolia has survived centuries of invasions, political shifts, and religious purges.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The Cape of Good Hope is not quite as low as you can go on the African continent, but it's still geographically significant.