What is Grim Batol in World of Warcraft

Grim Batol is a mountain fortress located in the eastern Wetlands.

Founded by Wildhammer dwarves and later captured by orcs, a flight of red dragons now command Grim Batol. The dragons guard a secret power within the fortress and let no one near

u can look it up on wow wiki, basically its just an old city that wont have any use until cataclysm comes out, it will then be a raid. The last unexplored city of the great dwarf civilization, cant wait