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The Desert Speaks
Monumental Dunes
Season 14
Episode 1405
The arid regions of the southwestern United States contain a vast variety of dune systems. Explore a set of dunes that sit at the foot of the Rocky Mountains fenced in by two river systems. Travel to a tiny gypsum dune system at the base of the Guadalupe Mountains in west Texas. Finally, visit White Sands National Monument in New Mexico and examine ancient hearths built by Native Americans.
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A staple of the villages in the Valle de Tehuacán and nearby Oaxaca is the cactus.

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The Gila River in Arizona and New Mexico is rapidly drying up.

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26:12
The wild, frigid desert of southwestern Bolivia is full of natural treasures.

26:14
Visit the the historic village of Santiago de K, high in the foothills of the Andes.

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26:14
Our journey to the highest desert in the world begins in Potosi, in southwestern Bolivia.

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26:14
San Ignacio Lagoon is the home to the peninsula’s most famous visitors—the Gray Whales.
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