A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Elevated freight railway turned wildly successful urban park.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

One of the greatest boxers and humanitarians to ever live chose his hometown as his final resting place.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

The world's longest known cave system.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

An office built to look like a giant basket.

Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

This charming candle shop has been in business since 1789.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.