There are many galleries, freeware and not. If you want avoid to surf hours to find one, my tip is to go here: the most beautiful galleries.
The article reviews 33 galleries, made with flash or javascript. Many of them are simple and ready to be used in your pages.
Other articles: WordPress 2.5 has been released, and now?, Bra World: All We Need to Know, Foot Gallery, the California Beach Feet, Next step: add this blog to My Blog Log
