This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

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

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

These pretty kitties killed and ate as many as 135 railway workers.

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

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

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

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

The island residents are known for taking their quirky sense of humor with them to the grave.

The remains of this visionary community can still be found much as it was a century ago.

Kentucky's longest operating jail is now a spooky spot to spend the night.

Once one of the most polluted caves in America, now an environmental success story and a museum dedicated to caves.

The world's longest known cave system.

This huge clock made of flowers and simple machinery was once used a political weapon.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

This magnificent Cincinnati graveyard is also a popular public park.