The existence of a tunnel network under the ancient Peruvian city of Cusco had been rumored for centuries. At times stretching more than a mile, the labyrinth connected the Temple of the Sun to key ...

For nearly five centuries, something ancient has waited beneath Cusco, Peru’s cobblestone streets. While tourists photograph ...

Add Yahoo as a preferred source to see more of our stories on Google. The existence of a tunnel network under the ancient Peruvian city of Cusco had been rumored for centuries. At times stretching ...