American Rivers by LuskT

Question 13

While the Rio Grande is the most well-known river border between the United States and Mexico, the Colorado River forms part of that border as well. Name both the U.S. and Mexican states where the Colorado River forms the international border.

Arizona, Baja California (edited at 3:13 am, September 20, 2016 (PDT))

Original Answer: Arizona, Sonora

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