Recently I discovered phanfare.com, a photosharing site that has pretty nice Flash slide shows. I ran across the site because Michael Burke of naturalight.us uses a phanfare slide show for his Architectural photo gallery.
I like this slide show format because the photos are LARGE. The are as big as your browser screen and have a full screen mode, it does Ken Burns panning and it has a nifty little control that gets out of the way while you aren't using it.
I think one has to be careful how you use slide shows like these. It's easy to slide into thinking of this as a real estate virtual tour. Of course, it isn't because:
On the other hand these kind of services and slide shows really show off photography compared to tiny MLS photos. A slide show like this can be handy for a showing off your photos in many of situations. Phanfare.com seems to have many features beyond most photo sharing sites like:
I haven't explored all of these features but this seems to be a very complete photo sharing service.