Here are the latest screenshots of Cataclysm offered by Blizzard. You can click on them to see them at a higher resolution.
The larger image is from the dungeon Abyssal Maw, home of Neptulon the Tidehunter. As for the images below, the first one belongs to Blackrock Cavern, a new dungeon where you can find the Twilight's Hammer under the command of Deathwing. The second belongs to The Polluted Forest, a new area of the Blasted Lands.
What atmosphere do you expect in the new dungeons of the next expansion? What feeling will we have when visiting the revitalized dungeons again?