A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

This unassuming retro burger joint was billed as “diner of the future” at the 1939 World's Fair.

There is only one place in the world where the corners of four nations come together.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

It's a mystery why these remains were found with no traces of their bodies in sight.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

These blingy, baubled skeletons lie in glass boxes inside a baroque Bavarian church.

Celebrating the Eucharist, the day is a legal holiday in many parts of Germany.

This 140-year-old beacon off the Florida Keys marks the wreck of a Navy ship that once roamed the Caribbean hunting pirates.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

Towering basalt columns, a creation of fire and ice.

Before there were doorbells this bronze ear was installed for visitors to announce their arrival.