This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

Protecting the dead from opportunistic body snatchers.

A sweet symbol marks the place where torturous executions were once carried out.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Venue for strange sideshow displays and musical acts.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

This shallow cave got its name from copious amount of human bones found inside.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

In this quiet park a rendition of a classic painting graces the outside of a charming restroom.

This is the last hand-cranked chain ferry of its kind in operation in the United States.

The park is home to the United States's only still-operating Dutch windmill.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

A hot dog stand where the heads are just as hot as the dogs.

The beloved home to all publications indie, erotic, and punky.

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

The palatial McDonald's that inspired Wesley Willis.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Illegal drag racing two stories beneath Chicago’s streets.

A beloved Chicago music venue offering cold beer and lots of “Friendly."