I hear a lot about Black Reach being the coolest place in Skyrim, I have to disagree. The Mist Plains are much more beautiful in my opinion, plus it would be pretty cool to just hop on over to
Spoiler
Sovengarde Hall
woul dbe pretty awesome too
Btw, is there any given indication as to what the heck
Spoiler
the skeleton that is lain across the gaping hole between the main land and the hall