Sacsayhuaman 10000 b.c   http://youtu.be/goWllkLpY_s?list=PL6GzeMmnP9ZCH-QohlgtWae9wRt68zchG
Sacsayhuamán (also known as Saksaq Waman, Саксайуаман, Sacsahuaman or Saxahuaman, Saksaсhuaman) is a walled complex . Peru . 10 000 year b.c .
The antediluvian structure constructed of unknown race inhabiting in Peru. more than 14 000 years ago. Later, the ruins were occupied by the ancestors of the Incas - who conducted repairs - laying the wall outlets with primitive treated small stones.