User blog comment:G0LD3NF1RE/Skyrim Dawnguard DLC/@comment-4808686-20120521200739

Anyone else randomly think of this DLC having you explore a new Dwemer ruin, and at the end of the main ruin, there's a door at the oppisote side of the room. Dovahkiin walks up to the door, and it slides open, revealing a Dwemer.