Discover the challenges in building this amazing engineering marvel and what it takes to keep a century old facility working.  Go inside the historic administration building, not normally to the public.  If avaialble, tours will include Q&A with Army Corps Engineers personnel who manage and maintain the Locks.


Custom  Private Group Tours 
Custom private group tours include in depth information on history, engineering and salmon conservation tailored to your specific interests.  Tours can be scheduled to fit your time schedule but are subject to the availability of a custom tour guide.  
A donation of $250/tour is suggested.  All donations are used to provide educational programs and facilities at the Locks.
Tour groups are limited to 25 people and last about 1 ½ hours.   Each tour will begin in the visitor center theater with a short presentation, including safety guidelines for non-public areas.
The very popular 'inside the Chamber' tours are available during the winter when the lock chamber is emptied for maintenance.   ...learn more.
Send us an email to determine availability of a custom tour for your group.
Note that your donation is fully refundable if, for any reason, the tour does not take place.