The Otherland series by Tad Williams.
It seems to in production already.
http://www.tadwilliams.com/books/otherland-game/
Unfortunately not what I was looking for, free to play action mmorpg ugh.
http://otherland.gamigo.com/en/
I would like to see it as a 3D adventure game, like The longest journey with some RPG elements added.