The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Got apples?

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The first official clock in North America, it kept time for the Spanish government of Santo Domingo.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

The only castle in North America to ever house European sovereigns.

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

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Part bookstore, part café, and part forest.

Two waterfalls flow down the cliff faces decorated with rare natural basalt columns.

This church, buried halfway in lava rock, is all that remains of a Mexican village destroyed by a volcano.

Now containing the bones of the actual conquistador, instead of someone else.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

Death rituals and sacrifice inside a Peruvian megalith.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

An unexpected desert oasis in South America.

A reproduction of earth's many biomes.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Golden Gate Park's historic collection of plants.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

An out-of-place slice of France, smack in the middle of Shanghai.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

The celebrated eyesore created by starry-eyed sweethearts.