Why did the Incas build terraces?

Like the extinction of dinosaurs, mammoths disappeared, leaving behind fossils; The Incas were moved, leaving an empty city: Machu Picchu.

In order to find the legendary "Lost City", American explorer Harry Bingham and the expedition 19 1 1 arrived at the turbulent sacred river-Ulubamba Valley on June 24th, and they found this abandoned but still magnificent "aviation city"-this mysterious ancient city Machu Picchu amid the fog on the top of the mountain. The Inca Empire is located118km north of Cuzco.

The ancient capital, named after its mountains, literally means "Laoshan". Three faces the river, too close to Samoa and the snowy mountain ridge, and the terrain is extremely dangerous. be in town

Great religious buildings, all temple buildings are polished smoothly, the joints are thorough, and there are three windows, no matter the bonding between the joints, no matter how sharp the blade is, it can't be inserted. Every work is like a stone wall, just like playing a jigsaw puzzle, which is skillfully connected with other Inca-style sites.

The "Holy Land" is located in the center of the city, where stands a huge sundial through which Machu Picchu people measure time. At one end of the famous ancient temple of the sun, "Stone binds Japan", and the Incas hope that they will tie the eternal supreme god-the sun-to the heart of the stone and hope everything. Machu picchu

Hard-working people also built terraced castles on the mountain, and each floor dug ditches to irrigate farmland to attract snow, hoping for a good harvest. happy

With such a beautiful sky in the city, people in Machu Picchu abandoned it without nostalgia or explanation. What is the reason? Many people think it's because of Spanish conquerors, but according to historical records, when cruel invaders couldn't ride bicycles here, archaeologists found in their research that as early as 1533, the Inca Spanish conquerors of Machu Picchu had already left this beautiful "city in the air"! Even if it is true, because of the Spanish invasion, they think that the strength of the Inca Empire and the elite of Wanji Inca dare to fight more than 100 Spanish invaders. May be reasonable.

Natural disasters? Tribal war? Slave uprising? All kinds of doubts can't explain any trace. Today, archaeologists in the Andes have unearthed many relics of the Inca Empire, which truly proves that the Incas abandoned their beautiful homeland and set up their own ideals in the barren hills.

Why did the Incas build such a city in such a high place? Why did they abandon it? All these mysteries remain to be solved.