The magic's in the hole!

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

A seemingly out-of-place comic book surprise sits on the 21st floor of the tallest university library in the world. 

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

Local artists have long claimed these highway pylons as a place to celebrate Mexican-American history through artwork.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

The footprint of a frustrated devil in Munich's Cathedral.

A stairway to heaven, or to nowhere at all.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A striking 12th-century-style castle built on the edge of a cliff.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A mysterious stone embedded at the base of a historic Boston building.

Historic Hull Street was actually the first street with a proper name in the Boston area.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

This landmark cemetery in Boston was created more than 300 years ago.