"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

With over 10,000 lights, this engineering marvel lights up the city after dark.

The first skyscraper to include a Ferris wheel built into the facade.

The world’s first museum dedicated to exploring human rights unleashed a wave of controversy.

Come face to face with the ferocious visage of the serpent-headed mother goddess of the Aztecs.

This museum houses two of Mexico's most impressive Aztec monoliths.

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

The most complete statue of this Aztec god sits a top a throne carved with images of hallucinogenic plants.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.

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

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

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Watch maple syrup being made without ever leaving the city.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

Millions of years of erosion created the feature for which this rock formation is aptly named.

A masterpiece of Rationalist architecture in the center of Madrid with lizards on it.

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.

An automaton perched above an classic clock and watch store

An iconic and controversial ancient Iberian funerary urn with a hauntingly penetrating gaze.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

This lucky bronze frog was gifted to Madrid by a casino.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.