The Usumacinta River is on the 2004 list of 100 most endangered sites, according to this note in Archaeology Magazine online
The links on this page to highlights of the list don't appear to be working. I'll look for the right link.
2004 List of 100 Most Endangered Sites Announced
UPDATE:
Here's the page at World Monuments Fund:
and the list itself:
World Monuments Watch list of 100 Most Endangered Sites (pdf)
Posted by Dave at September 26, 2003 12:33 PM
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