Saturday, September 17, 2011 - Page updated at 05:39 p.m.

Explore the project

This player was created in August 2010 to take adavantage of smart player technology. It is used in all embedded video on The Seattle Times as well as outside sites..

About the video

Both Elwha River dams were built during a grand industrial age in America, becoming a key force in the economic growth of the Olympic Peninsula. Construction began on Elwha Dam at river mile five in 1910, blocking all fish passage above it for the next century. Read more.

Historical photos, news coverage and important dates can be found in this interactive timeline and photo gallery of the Elwha River Dams.