Machu Picchu is formed of buildings, plazas, and platforms connected by narrow lanes or paths. One sector is cordoned off to itself by walls, ditches, and, perhaps, a moat—built, writes ...

Here’s a cool fact to share with children visiting Machu Picchu in Peru—the place probably would never have been discovered without the help of a kid just like them. You see, after two years ...

There are almost too many contenders for the title of Europe's Machu Picchu, the imperial complex lost for centuries to the mountains and forests, unconquered by massacring conquistadors.