What is certain is that stories about the islolated place and lost city are for children- possible reason for these names is that the Incas abandoned this place century after building it because of the Spanish invasion. But, Incan icon remained relatively unknown until the 20th century, when Hiram Bingham brought it to international attention. It is built of the dry-stone with the classic Incan organization that is constructed around three important ‘institutions’- Inti Watana (the ritual stone associated with astronomy), The Temple of the Sun and the Room of the Three Windows (each representing one part of the world- the underground- Uku-Pacha, the heaven Hanan-Pacha and the present or the actual time Kay-Pacha. The valleys that converge formed a very populated area which increased the agricultural productivity since the Inca occupation in 1440. It is believed that Machu Picchu had a moving population like the majority of the Inca llajtas, it had a population ranging 300 and 1000 habitats belonging to an elite (possibly members of the Panaca of Pachacutecor Acllas which were chosen women) It is demonstrated that the agricultural power was made because of the mitimaes, which were people that after being conquered use to come from the different regions of the empire to accomplish certain jobs