The Musée de l'Elysé in Lausanne, Switzerland is having an exhibition of photographs submitted by people from around the world. The museum exhibition will run from February 8-May 20,2007. Submitted photos will be shown on a screen in the museum. Here's the exhibition website: We Are All Photographers Now Exhibit - Tous Photographes
Here's an article from Popular Photography about the exhibit: A Swiss Museum Wants Your Photographs
And here's where to go to submit your way cool images: Submit Your Images to the All Photographers Now Exhibit - be sure to read the terms and conditions
For more information see the We Are All Photographers Now Blog
At some point they should email you a photo of your photo being displayed. I was the 3,786th person to submit a photo. Displayed here are two of my photographs I submitted. You can click on either to see a larger version.
Update: You can see a photo of one of my photographs being displayed at the museum here: We Are All Photographers Now on Flickr
And the folks at Flickr have blogged about the exhibit: Tous Photographes on Flickr