This is when the Aztecs were founded on an island in Lake Texcoco
This connects to the event in 1517 and 1521 http://s3-eu-west-1.amazonaws.com/lookandlearn-preview/B/B841/B841568.jpg
They tore down much of the city of Tenochtitlan and built their own city on the site called Mexico City.
This is the begin of the Mayan Civilizations
The golden age of the Maya civilization occurred during what is called the Classic Period.