One of corporate America's best-kept secrets is also one of the most publicly displayed.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The 28-foot granite map plots the locations of 40 theaters in New York City.

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

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

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

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

The "lovely red Vega" of the legendary record-settling pilot.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

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

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

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

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

The palatial McDonald's that inspired Wesley Willis.

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

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The history of funerals and funerary customs.