This was inspired by Ryan Kelly's amazing Portal Christmas Tree, which I read about last year on io9.com and agreed that it was, indeed, absolutely genius. So when my roommate told me she was going to toss out her old fake Christmas tree, I convinced her to let me create a Portal Tree of my own, but gave me only five days to do it before she tossed the tree off the balcony.

 How to Build Your Own Portal Christmas Tree | Kevin James Hunt