A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A massive marble foot is tucked away in a small alley near the Pantheon.

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

The remains of this 2nd-century Roman temple are incorporated into a modern building.

A shoreline exhibit describing the disastrous first attempt by the French to colonize North America.

A mini-Stonehenge in the corner of the North Carolina state capitol grounds.

This hollow steel globe is the second-largest in the world.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

Look closely and you’ll notice that the color changes a third of the way up the tower.

These unusual rooms on wheels are holdovers from the 1960s.

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

Tune into an alternate universe at this immersive art installation.

Tacoma’s 25-foot coffee pot music spot has served up over 80 years of concrete kitsch.

A wall of chewing gum moonlights as collective art.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

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

This chestnut box will not be opened until the country music legend's 100th birthday in 2046.

Mile-long cave system near Great Smoky Mountains.

Before TV meteorologists, there were weather kiosks. This may be the last one in the United States.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.

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.