12th-century establishments in North America

municipal seat of Tequixquiac, State of México, Mexico

Ojinaga (Manuel Ojinaga) is a town and seat of the municipality of Ojinaga, in the northern Mexican state of Chihuahua. As of 2015, the town had a total population of 28,040. It is a rural border town on the U.S.–Mexico border, with the city of Presidio, Texas, directly opposite, on the U.S. side of the border. Ojinaga is situated where the Río Conchos drains into the Río Grande (known as the Rio Bravo in Mexico), an area called La Junta de los Rios. Presidio and Ojinaga are connected by the Presidio–Ojinaga International Bridge and the Presidio–Ojinaga International Rail Bridge.

pre-Columbian city-state