Page last updated at 07:55 GMT, Monday, 26 April 2010 08:55 UK

Ancient language discovered at Teotihuacan in Mexico

Centuries after the indigenous tribes of Mexico built their giant pyramids in Teotihuacan, discoveries are still being made.

Archaeologists are digging deep under the ancient settlement, but with only 16% excavated, it's thought many more treasures are yet to be found.

Rajan Datar picks up his trowel and brush, to find out more.

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