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Karez well system

 Turpan Attractions

The karez well system is constructed by ancient people of xinjiang, as a underwater irrigation system, 2000 years ago during the han dynasty the basic shape is already formed, than it is passed on to middle Asia than to the Persian gulf. On the Turpan area, there are 1100 different pipes, achieving 0.3 billion metres cube of water flow each year. It is the lifeline of the oasis.

The karez well system is designed according to the local Turpan geographical location and the characteristics of evaporation. It is devided in to the bright, dark, vertical and horizontal canals, each having different length. The longer ones can have a length of up to 20 km, and he shorter ones can be around 100m.

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