Why is there so much space below the photos on http://columbiagorgedanceacademy.com/wp/company-dance

http://columbiagorgedanceacademy.com/wp/company-dancers-2009-2010/

Why is there so much space below the photos of the dancers? I don't see anything in the css that's causing this. I'm really at a loss how to fix this.

Thanks,

Scott