Foundation for the Advancement of Mesoamerican Studies
Famsi: Epi Classic Cultural Dynamics in the Mezquital Valley
Interesting study of artifacts used to demonstrate inter-regional trade in the Mezquital Valley area of Mexico during A.D. 600-1000. This work also offers good insights into specific cultures.
CRW Flags
Flags of the World: Hidalgo Mexico
This Flags of the World site offers a short description of Hidalgo with an image of the flag.
Other
Honorable Ayuntamiento De Pachuca
Official page of the town hall of Pachuca, capital of the state of Hidalgo.
PBS
The Border: 1821 Mexican Independence From Spain
A brief recounting of the way Mexico was able to gain its independence from Spain. From PBS.