A map showing the major Maya sites and regions of the northern Yucatán peninsula, with a  general date of AD 800 (CE).  
The regional boundaries are based on:

Coe, Michael; Snow, Dean; Benson, Elizabeth; (1986) Atlas of Ancient America; Facts on File, New York.
No machine-readable source provided. Own work assumed (based on copyright claims).
No machine-readable author provided. Madman2001 assumed (based on copyright claims).