The Coeur d'Alenes, a twenty-five by ten mile portion of the Idaho Panhandle, is home to one of the most productive mining districts in world history. Historically the globe's richest silver district and also one of the nation's biggest lead and zinc producers, the Coeur d'Alenes' legacy also includes environmental pollution on an epic scale. For decades local waters were fouled with tailings from the mining district's more than one hundred mines...