This was a really sweet map! The atmosphere and brushwork were excellent - the skybox and music really helped in that regard. My favourite areas would be the inner hallway with the red carpet, the thin bridge over the dark void, and the courtyard with the ogres on watchtowers - but what I especially loved was how they were interconnected, and in a creative way, too, which kept the pace high and the flow smooth.
Overall, a solid 7/7, my only nitpicks being that you could get stuck on that arching walkway with the Death Knight and permanently stuck on the first secret with the moving bookcase and wall tile.
Oh, and here's my swift run through the level