Before Spanish colonization, Templo Mayor served as the religious center for the Aztec people. When Spanish conquistadors arrived in the early 16th century, the temple was among many structures ...

It is thought to date back to 1150 and to belong to the Tlahuica culture, one of the Aztec ... temple would have predated them. Ms Koniecza says it was not unusual for the Tlahuica to build on top ...