A museum dedicated to the alleged Roswell Incident.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The celebrated eyesore created by starry-eyed sweethearts.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

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

This tremendous timepiece was once the largest cuckoo clock in the world.

Inside this faux cave, visitors can learn how some of their favorite fantasy characters were created.

You may recognize this beautiful grove within Kaitoke Regional Park as location of the house of Elrond.

These phallic stone spires once served as Tolkien's Paths of the Dead.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

Tubing through a cave lit with glowworms is a magical underground experience.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.