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What river runs along the Texas-Mexico border?

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Although it runs along much of the United States’ southern border, the Rio Grande is often considered the natural demarcation point between Texas and the Mexican states of Chihuahua, Coahuila, Tamaulipas, and Nuevo León. Although California chiefly borders Baja California, Mexico, and Arizona borders the southern nation’s Sonora state, Texas is large enough to touch four of Mexico’s states.
Andrew Lichtenstein/Corbis via Getty Images
Andrew Lichtenstein/Corbis via Getty Images
What river runs along the Texas-Mexico border?
- Yellowstone River
- Rio Grande
- Red River
- Columbia River
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