Every equinox this Maya pyramid puts on a spooky ancient light show.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

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

66,000 pieces of art, donated by one of the world's richest men.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Frida Kahlo's childhood home, now a museum of her life and works.

Part bookstore, part café, and part forest.

Luxembourg's most popular statue since 1923 has been missing for... 26 years!

Cemetery honors Americans who died during WWII and is the resting place of Gen. George S. Patton.

The ruins of one of the most important Roman villas north of the Alps.

Below the altar in Saint-Willibrord Basilica rests the mortal remains of Luxembourg's patron saint.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.

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

Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.

This magenta statue commemorates the legendary marriage between a mermaid and the city's founder.

Two standing giants remain as a tribute to Luxembourg's metallurgical past.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

This Luxembourg cave is covered in cryptic looking marks left by mining activity.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

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

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

The 10,000 Torii shrine.

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