Forthcoming MMO genre-shaker Everquest Next, and it's building sub-game/precursor Landmark, have been fleshed out in a little more detail over at Seattle mega-con, PAX, thanks to the machinations of PC Gamer. You can examine the videos from this reveal with your own Eye Of Sauron, below. The first shows some movement through the world of next, and the second shows a little bit more of what we can expect from Landmark's sandboxian engine.
If all this is greek to you, then have a look at Adam's feature, which first revealed the new game.
And that building thing in Landmark:
Exciting stuff. The PC Gamer article also suggested that there will be a "deep simulated" economy. That interests me in unhealthy ways.