Get an inside look at the historic locks at Willamette Falls on Saturday, Sept. 13, from 10 a.m. to 5 p.m. The Unlock the Locks Festival will take place at Locks Park in West Linn. Parking at West Linn High School near the tennis courts, with shuttles every 15 minutes. There will be jet boat rides, tours of the old Blue Heron Paper Mill site, kayak tours of Willamette Falls, music, speakers, educational booths and food.