Tula de Allende is a town and one of the 84 municipalities of Hidalgo in central-eastern Mexico. The municipality covers an area of 305.8 km² (118.07 sq mi), and as of 2010, the municipality had a total population of 103,919. The municipality includes numerous smaller outlying towns, the largest of which are El Llano, San Marcos, and San Miguel Vindho. It is a regional economic center and one of Mexico’s fastest growing cities. However, it is best known as the home of the Tula archeological site, noted for its Atlantean figures. Its built-up area (or metro) made up of Atotonilco de Tula, Atitalaquia, Tlaxcoapan municipalities was home to 188,659 inhabitants at the 2010 census.