The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Stolen goods adorn the organ at Old North Church.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

An enormous, inside-out glass globe built in 1935.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

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

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

A gothic church spire sits atop this skyscraper, the tallest church in the world.

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

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

This awkward aquarium sculpture is one of the strangest statues in Chicago.

Rifle through images of skyscrapers, Worlds Fairs, and more in the largest public postcard repository in America.

This historic hotel invented the chocolate brownie.

The palatial McDonald's that inspired Wesley Willis.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

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

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

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.