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Learn MoreTraverse the Rio Grande through a desert teeming with wildlife and abundant flora.
Beginning in the rocky mountains of Colorado and ending in a sandy trickle at the Gulf of Mexico, we pick up this mighty river as it traverses the international border between Mexico and the United States. Here, we encounter a desert teeming with life, including evidence of recent migrant crossings and petroglyphs left by ancient travelers who knew no borders some 3,000 years ago.
AIR DATE 2/1/23
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