As I mentioned yesterday, the Cassini raw images website has been full of goodies lately. Here's a sample.
(First, a quick update on the Station fire: Mount Wilson is still unscathed, and firefighters predict today will be a better day. Concern is abating.)
My favorite recent set of images was targeted at Janus. Take a look at this animation and see if you can figure out what's going on before you read any further: