[krallja]

The Pacific Science Center in Seattle, WA, USA has a Tide Generating Machine[1] attached to their Puget Sound Model[2] - it calculates the tides, and then runs pumps/opens drains to make the physical model act like the predictions.

[1]: https://www.flickr.com/photos/ideonexus/5970013589/ [2]: https://pacificsciencecenter.org/exhibit/puget-sound-model/