A montage - two images overlaid - one in focus & one completely out of focus. Blurred the edges and corners like the effect from a lensbaby (ugh). Those lensbaby ad sample images are some of the worst photos. It must just be me.
Shot a bunch of landscapes; a few with dramatic clouds. Start here - http://www.pbase.com/ed_k/image/85614576 - and click "next" a few times.