Largest man-made excavation on earth!

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

Three-story slide through the New Museum.

A terrific purveyor of natural history objects and curios.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

The World's First 24 Hour Coin-Operated Art Gallery!! Plastic, Styrofoam, and Elvis--If you can't get rid of it, you might as well worship it!!

The magic's in the hole!

A wall of chewing gum moonlights as collective art.

The original "capsule building" is a masterpiece of Metabolist architecture.

Home to more than 13,000 pieces of war memorabilia and military equipment.

North Korea's massive "hotel of doom."

Secret North Korean passage discovered below the world's most dangerous border.

This abandoned-looking amusement park is frighteningly open for business.