nedeľa 26. apríla 2009

Chinese wall is longer


Chinese wall is longer

New measure shows that Chinese wall is longer than we have thought until now. Chinese offices realized mapping study which uncovered new parts of this monumental contruction expect existing 290 kilometres of lenght.

The new part of wall was uncovered by modern methods like GPS and infra-red measurig. It is situated from mountains, valleys and rivers in province called Liao-ning to the pass in province Kan-su.

Chinese wall is 2000 years old. Its primary function was to protect from attacks of Mongols. Newly measured part of wall was built during the reign of dynasty Ming and it had to protect country from enemies from the north. Scientists say that since this time the wall has eroded. After new measuring this monumental construstion measures 6300 kilometres in length.

Chinese archaeologists pounce that part of wall in province Kan-su is only pile of dust which will disappear in 20 years. They blame agricultural methods for that. In addition to this wall in this locality is made from trampled clay not from bricks and stones.

In recent years China has started with reconstruction of Chinese wall in an efford to use it as an atraction for tourists.

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