When you design site, don't forget about optimizing it for search engines. SE traffic is as much important as traffic from LL. It seems that your galleries does not contain any valuable text at all. I recommend you to read this article, where the most important elements are shortly described:
http://www.searchengineguide.com/optimization.html
And, on my opinion, you giving away too much content. 10-15 pics at gallery should be ok.