One of the last functioning antique elevators in Chicago.

This woodland architectural installation acts as a camera obscura for the heavens.

This too-low North Carolina railroad trestle is still a notorious big rig executioner.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

Less a museum than a bizarre fantasy world created by artists and engineers.

This replica of the Greek structure is in the heart of Nashville.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

Illegal drag racing two stories beneath Chicago’s streets.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

The 30,000-volume library is one of the world's most impressive poetry collections.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

The stone labyrinth in this New Orleans city park was laid to symbolize healing in the wake of Hurricane Katrina.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

A mythical chimera first sculpted in 1936 as a mix of the main animals of Texas livestock.