[1] The municipality has a total area of about 1,327 km2 (512 sq mi), with a contrasting topography ranging from deep ravines and canyons to high ridges; the highest elevation within the municipality reaches some 1,117 metres (3,660 ft) asl.

[2] Dating from before the Spanish Conquest, indigenous groups such as Otomi, Mazahua and Matlatzinca have lived in the area now contained by the modern municipality.

A number of pre-Columbian archaeological sites within the municipal boundaries are known, but as yet little investigated.

[2] A market held each Sunday is a main retail venue, where products and crafts typical of the region are sold.

[1] The typical gastronomy of the region includes a bread known as "niguas", which is made with natural fruit.