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Rio Grande , in Mexico Río Bravo, River, North America. One of the longest rivers of North America, it flows 1,900 mi (3,060 km) from its sources in the Rocky Mountains of southwestern Colorado, U.S., to the Gulf of Mexico.
Aug 21, 2023 · Wild & Scenic River Texas. Info. Alerts. Maps. Calendar. Fees. A Wilderness of Stone and Water. For 196 miles, this free-flowing stretch of the Rio Grande winds its way through desert expanses and stunning canyons of stratified rock.
Sep 10, 2020 · Beginning about 3.5 million years ago, the Rio Grande ended as a series of lakes around Las Cruces. Geologists can date the next stage of the river's progress from a cataclysmic event: a massive eruption of the Yellowstone volcano – which blanketed western North America in ash.
