A legendary meadhall, attracting badass adventurers from all over Skyrim. Regularly frequented by the Companions, and a good place to find and hire their services. Overseen by Thane Kynwulf Iron-Tooth, a loyal subject of King Barda and a high ranking Companion. No rooms for rent, but plenty of wenches and mead.
T_Nor_FurnM & T_Imp_FurnSky. Notice that the exterior shell is scaled 1.23.
Location number 22 on Markarth claim map 3:
The exterior can be found
here (use the latest file)