Cinemagraphs

There is a new photography trend going on right now called cinemagraphs: "still photographs in which a minor and repeated movement occurs. Cinemagraphs, which are usually published in an animated GIF format, can give the illusion that the viewer is watching a video." (Source: Wikipedia)

Check out these other links for examples and  tutorials...
http://cinemagraphs.com/nyc/
http://phlearn.com/cinemagraphs
http://content.photojojo.com/tutorials/how-to-make-cinemagraphs-photos-that-move/
http://www.tutoriallounge.com/2012/01/14-cinemagraph-tutorials-provoke-your-attentions/

Nikon D7000 16.2MP Digital SLR Camera - Body Only - Digital SLRNikon J1 10.1 Megapixel 10-30MM VR Lens White Digital SLR N1J1WHTOM
Nikon J1 10.1 Megapixel 10-30MM VR Lens Black Digital SLR N1J1BLKOM