Ice Hotel lens choices
I'd recommend a tripod. I was at the Ice Hotel in Sweden and the best opportunities were at night with the way the rooms and hotel was lit. You can see my photos on my web site noted below. They aren't great as I had just gotten the camera, but you'll get the idea.
|High Altitude Rocky Mountain Railroad by cjf2|
from On the Rails...
|Evening at the lake. by Murat ÜNSAL|