Archaeologists in Peru have discovered a 2,500-year-old secret drug room filled with hollowed-out bird bones containing ...

"Land of the Four Quarters" or Tahuantinsuyu is the name the Inca gave to their empire. It stretched north to south some 2,500 miles along the high mountainous Andean range from Colombia to Chile ...

It's the sound that around five hundred years ago accompanied the building of an empire, the Empire of the Inca - bigger than Ottoman Turkey, bigger than Ming China, in fact, the largest in the world.