Filmed 09/23/2018 – The eastern arm of Amistad Resevoir is the eastern extreme of the Chihuahuan desert, which is crossed by US HWY 277/377 north of Del Rio. EPA ECOREGIONS: Level I – North American Deserts (10) MEETS Great Plains (9) Level II – Warm Deserts (10.2) MEETS Tamaulipan/Texas Semiarid Plain (9.6) Level III – […]

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