The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

Washington's iconic carousel has a nice piece of Civil Rights history.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

This kitsch eatery is chock-a-block with bric-a-brac.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

A display of magnificent stained glass windows is the first exhibit of its kind.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

This otherworldly church spire reaches up toward the heavens.

A Civil War Museum with some notable medical antiques.

A museum celebrating the Victorian obsession with hair art.

The fairy tale castle of the "fairy-tale king."

An astounding collection of medical specimens, including bits of President Lincoln.

A piece of John the Baptist in the American heartland.

A wall of chewing gum moonlights as collective art.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.