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

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

The palatial McDonald's that inspired Wesley Willis.

No one knows how many bodies are in this vault in a Chicago public park.

The 606 is a decade in the making.

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

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

The humble gravesite of the man who failed to cash in on his Pepsi-cola goldmine.

This ancient town is full of stunning Ottoman architecture and streets so narrow trash collection is done by donkey.

This open-air heritage museum illuminates centuries of historic English life from a West Sussex village.

A daily replay of the experiment that proved the rotation of the Earth.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Iceland's tribute to its thankless civil servants.

This tiny museum's sizable collection is jammed into a former underground public toilet.

This stunning concert hall has become a symbol of Iceland's national recovery.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

The taxidermied remains of a once-great parrot.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.