I wouldn't want to go to heaven. It sounds more dreadful than Helheim. Hel isn't so bad when you think about it, and it's not supposed to be as boring as the Biorn saga claims. At least you have free will. 
The Saga of Biorn
http://www.youtube.com/watch?v=MV5w262XvCU

The Saga of Biorn
http://www.youtube.com/watch?v=MV5w262XvCU