Krol'dok Stronghold

Where: Riverglades, the new contested zone between Redridge and the Burning Steppes.
Flight path: Rog'mar, Riverglades is a Horde node (beta client data).
What Blizzard says: ogre outrunners have been kidnapping travellers and raiding Riverglades. The stronghold has workshops, camps and guarded inner passages, and strange chanting after nightfall.
Level note: Blizzard says 40-45 (used). Wowhead's overview text still says 40-55, though its own table says 40-45.
Legacy: required for the 26-45 point (beta client data).

Not yet known: bosses, mechanics, drops, quest givers.

Sources Blizzard dungeons · Wowhead overview · Icy Veins zones · Client data