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

In Coyoacán, a pair of coyotes crown a public fountain in reference to the ancient Aztec name of the borough.

These biodiverse university gardens form a green oasis amid the urban chaos of Mexico City.

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

An island filled with hundreds of hanging, decomposing, decapitated dolls.

Built for the 1962 World Cup, this fully functioning botanical clock is still ticking.

It's just another skyscraper, but it's shaped like '90s cell phone.

This sculpture meant to honor the bravery of the Indigenous Mapuche people of Chile proved controversial.

Hand-made memorials and a wish-granting murderer lie within this seaside pauper's cemetery.

Spanish religion mixed with local architecture has yielded a network of churches unlike any other.

The gorgeous murals at this open-air museum form the largest street art collective in Chile.

This iconic hilltop church doubled as a lighthouse in the 19th century, guiding ships into the port of Valparaíso.

A 63-foot-tall swinging ball hypnotizes passersby, and proves to any remaining doubters that the Earth is spinning.

A museum founded to reflect on and remember the human rights abuses under Chilean dictator Augusto Pinochet.

A fantastical and futuristic temple of light built from nine monumental glass veils.

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

A beautiful deserted greenhouse in the middle of a park.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

A record-breaking pool that uses computers to turn ocean water into cleaner, private swimming water.

What was once a unique system of urban elevators is turning into a mechanical ruin.

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

Extraordinary sculpture garden created by an eccentric English poet.

The largest cave shaft in the world is home to thousands of birds and popular with BASE jumpers.