Voices of a lost metropolis

The Pyramid of the Sun at the ruins of Teotihuacan in Mexico, in this file pic from Nov 19, 2011. For all they have learned about the city of Teotihuacan, archaeologists have also stood in wonder, especially when it comes to the glyphs on its murals and pottery. — Josh Haner/The New York Times

IT was a metropolis of the ancient Americas, a city where about 125,000 people lived at its peak and where the Aztecs, centuries later, stood in wonder at the titanic pyramids they found in ruins.

But for all they have learnt about the city of Teotihuacan, archaeologists have also stood in wonder, especially when it comes to the glyphs on its murals and ­pottery.