Wednesday, September 21, 2011 - Page updated at 03:13 PM

ELWHA The grand experiment to tear down two dams and return an Olympic wilderness to its former glory

It's the largest dam-removal project in North America, and a second chance for the Elwha River valley, where dams have blocked salmon runs for more than a century. Two dams on the river are being taken out in a $325 million grand experiment that's one of the most ambitious ecological restoration efforts in the U.S. Come along as we explore a largely unspoiled place that offers one of the best chances for restoration anywhere.

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