What are the religious contributions of the Incas?

The Inca believed that their gods occupied three different realms: 1) the sky or Hanan Pacha, 2) the inner earth or Uku Pacha, and 3) the outer earth or Cay pacha. Inti - Inti was the most important of the gods to the Inca. He was the god of the sun. The emperor, or Inca Sapa, was said to be a descendent of Inti.