Mexico City has existed in one form or another since the Aztecs settled here in 1315, but the colonial city founded by the Spanish with a grid system of streets was born out of the bloody conquest of 1521.
As those streets — among the oldest in the hemisphere — near their 500th birthday, two Mexican writers are trying to peel back the layers of change that have hidden their colorful history.
Three years ago, Hector de Mauleon and his main ally, Rafael Perez Gay, persuaded the city government to erect plaques on downtown street corners to give passers-by some description . . .
