If you like concept art you should definitely go check out the concept art for the two upcomming Blizzard titles (Diablo 3 and Starcraft 2). It's absolutely mindblowing.

Here are some more that should be in there:
http://www.starcraft2.com/artwork.xml
http://www.blizzard.com/diablo3/media/artwork.xml

blizzards art works are ALWAYS amazing!

Nice stuff. I love concept art.
There's ALOT at http://forums.cgsociety.org.
http://forums.cgsociety.org/showthread.php?f=137&t=546634 (Assassins Creed for example.)

The fable 2 work on Lionhead studios site is great too: http://www.lionhead.com/fable2/ConceptArt.aspx

Awesome arts took a while since i saw that good ones. They gave me some ideas to phtoshop with.

I think this guy is really good :D thttp://falarsimons.deviantart.com/gallery/

WoW, no one from Blizzard? Omg

Amazing

I just can't believe someone drew that, amazing.

The Yeti one is so freaky :) I can always appreciate the attention to detail these artists have. It's really really insane!

Really awesome concept art, wish I was that good.

Featured here: http://www.presidiacreative.com/best-of-the-web-30/

mad props!

The rise of legends concept art makes me want more steampunk video games. Make it so!

whoa! amazing!

wow, love the amount of detail in each one

Nothing of Andy Park ???

Oh no !!!

hmm.... where are blizzards artworks?? they are totally AMAZING!!!

do you sell these as i would gladly buy some of them :D