How to decorate a big empty room for a winter wedding?

OMG! a winter wedding, how ama-zing is tht!!! ok i would love a winter themed wedding when I get married, :D ok so. you could decortatet the room with (this may sound cheesy or dorky) but with fake snow glittered trees. and instead of sprinkeling flowers down the isle, your flower girl can sprinkle snow, and idk! it ur day, do wat u want, make a vision!!! omg congratz!! :D