| − | The 1,865 mile long (3,033 km) '''Rio Grande''' is one of the longest rivers in [[North America]]. The river flows south from the San Juan Mountains in southwest [[Colorado]] to southwest [[Texas]], then flows southeast, with the remaining 1,250 miles of the river forming the border between the [[United States]] and [[Mexico]]. The river empties into the [[Gulf of Mexico]] near Brownsville, [[Texas]], and Matamoros, Mexico. <ref> http://www.nps.gov/ </ref> <ref> http://www.newmexico.org </ref> The river has long been used for [[irrigation]] of farmlands. <ref> http://www.unm.edu </ref> | + | The 1,865 mile long (3,033 km) '''Rio Grande''' ('great or big river')is one of the longest rivers in [[North America]]. The river flows south from the San Juan Mountains in southwest [[Colorado]] to southwest [[Texas]], then flows southeast, with the remaining 1,250 miles of the river forming the border between the [[United States]] and [[Mexico]]. The river empties into the [[Gulf of Mexico]] near Brownsville, [[Texas]], and Matamoros, Mexico. <ref> http://www.nps.gov/ </ref> <ref> http://www.newmexico.org </ref> The river has long been used for [[irrigation]] of farmlands. <ref> http://www.unm.edu </ref> |