Ballard locks (bl)
Info board. (Location A on the map. )
The Hiram M. Chittenden Locks, aka the Ballard Locks, which opened in 1917, provide a boat link between the salt water of Puget Sound & the fresh water of the Ship Canal, which in turn connects eastward to Lake Union & Lake Washington. More info:
http://www.seattle.gov/tour/locks.htm
http://gocalifornia.about.com/cs/waseattle/a/wasealocks.htm