Intiwatana Stone

The Intiwatana Stone was used by the Incas to know the seasons. With this constructions they where able to know when was time to sowing and harvesting.

You can see more about it here:
Machu Picchu - Intiwatana

Also one Important place was the Temple of the Sun or Koricancha
Machu Picchu - Coricancha



Regards

Blanca Nieto
Machu Picchu Mysteries