The Temple to the Sun God (el Templo del Sol), the Ingapirca Fortress is an Archaeological Complex (authentically Incan-Cañari construction) at 3,180 meters (10,433 ft) above sea level, Cañar Province, the Southern Highlands, Ecuador.
Ellipse or Temple of the Sun
Superimposed and attached to a ceremonial rock Cañari (pacarina), a structure of eliptical tower, unique in the Tahuantinsuyo (the name of the four regions of the Inca Empire). It constitutes the maximum expression of the Inca architecture in Ecuador, both for the perfect fit of its cushioned blocks, and for the trapezoidal ornaments known as niches.
It is 37.10 meters long and 12.35 meters wide, with a height that varies from 3.15 to 4.10 meters. Its major axis is oriented almost perfectly in an east - west direction.
Multiple functionalities, studies carried out determine that this space was recorded for stellar observations and determine the start and end dates of the agricultural year such as solstices and equinoxes.
The upper part of the Temple is accessed through a double-door main door, trapezoidal, starting from the resting place, two opposing stairs east and west, which lead to a construction called "Guard Corps".