A number of free educational activities take place throughout the year at the U.S. Army Corps of Engineers, Seattle District, operating projects including Chief Joseph Dam, Wash.; Libby Dam, Montana; Albeni Falls Dam, Idaho; Mud Mountain Dam, Wash.; and Hiram M. Chittenden Locks, Wash. For more information about what programs are available and when, go to http://www.nws.usace.army.mil/Missions/CivilWorks/LocksandDams.aspx.