With 847 images (admittedly not all of which are visible), picking a "favourite" wasn't easy.
My favourite
part of the site is the
Random Notes From the Decompression Chamber which provided plenty of laughs (long live the Republic of Frank), but that's a story, not a picture. My elected favourite was therefore:
… but not for the reason of pulchritude that you might imagine.
If a picture can tell a story, some of the more interesting ones are those with some ambiguity to them. In this particular case you see two women reacting to the same situation in two very different and contrasting ways. What caused that? It's left to the viewer's imagination.