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Prehistoric Hanging Canals of the Safford Basin, Electronics

Prehistoric Hanging Canals of the Safford Basin Prehistoric Hanging Canals of the Safford Basin

Recent studies have investigated the scale and scope of a remarkable series of late classic prehistoric (est 1350 AD) canals literally "hung" on the edges of steep sided bajada mesas. Taken in stone age context, these seem to represent incomparably superb and exceptional world class engineering. .

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Author: Don Lancaster (Fellow) | Visits: 2287 | Page Views: 2308
Domain:  High Tech Category: Business Subcategory: Engineering History 
Upload Date: 2010-06-18 21:09:14  
Short URL: http://electronics.wesrch.com/pdfEL1GP9MH3USKT

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