The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

This North Carolina store preserves a historic moment in America's movement for racial equality.

Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

A disconnected rotary phone for "calling" lost loved ones offered a unique way of dealing with grief in disaster-stricken Japan.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

A semi-abandoned village destroyed by U.S. bombings during World War II dominates the valley of Turano.

400-year-old garden, restored to beauty.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

"The greatest unknown literary treasure in Los Angeles."

The narrowest street in Paris.

The healing properties of this well attracted royals and commoners throughout the Middle Ages.

This network of narrow, medieval passages has the most delightful name.