Watch the demolition of Washington dams - live and online

Six webcams will snap pictures throughout the day during the three-year removal process the Elwha River dams.

The Olympia National Park says that the primary purpose of the webcams is to monitor sediment movement, but that the public will be able to look at the pictures on the Internet.

Crews began the long process of dismantling the Glines Canyon and Elwha dams on Thursday. The removal of the Glines Canyon is the largest in U.S. history.

The webcams were installed last week.

On the Web:

• Photos of the dams