Hidalgo is a Mexican federal state located in east-central Mexico. It borders the states of San Luis Potosí to the north, Veracruz and Puebla to the east, Tlaxcala and the State of Mexico to the south, and Querétaro to the west. Its capital and most important city is Pachuca, high up in the mountains. Hidalgo has many mountains, but also desert-like zones. The archaeological site of Tula is located in Hidalgo.
Aguascalientes | Baja California | Baja California Sur | Campeche | Chiapas | Chihuahua | Coahuila | Colima | Durango | Guanajuato | Guerrero | Hidalgo | Jalisco | Mexico State | Michoacán | Morelos | Nayarit | Nuevo León | Oaxaca | Puebla | Querétaro | Quintana Roo | San Luis Potosí | Sinaloa | Sonora | Tabasco | Tamaulipas | Tlaxcala | Veracruz | Yucatán | Zacatecas