Badlands is the scorched zone, home of the Earthen, Dark Iron Dwarves and Goblins in Fuselight-by-the-Sea; as well as the instance Uldaman. Remember when you had to go inside to level up your enchanting? This required some pre-planning by bringing all the mats you needed, otherwise you’ll be making another trip in there.
The area has two notable chains: The Day Deathwing Died, and the sad tale of the dragon, Don’t forget about the ram punting quest that also grants you an achievement: Ready, Set, Goat! Using the Billy Goat Blaster or the Billy Goat Blaster DX, blast 12 Billy Goats in under 1 minute.