1. 
   Oasisamerica
   Oasisamerica is a broad cultural area defining pre-Columbian southwestern North America. It extends from modern-day Utah down to southern Chihuahua, and from the coast on the Gulf of California eastward to the Río Bravo river valley. Its name comes from its position in relationship with the simila...
   Found op http://en.wikipedia.org/wiki/Oasisamerica
   
   

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