I've been disappointed that Underworld didn't really have much at E3, but there's a few bits of gameplay in this dev diary showing some locales and a couple of new Lara moves.
http://www.gamersyde.com/stream_8077_en.htmlIt's looking pretty nice, especially the outdoors area with the rain. The underwater section looks interesting - I just hope the enemy lock-on and swimming controls work well enough that things don't get frustrating.
Edit: a couple of pics since nobody seems very interested:


I think her ass needs more polygons.