The LEED rating system can be a tricky thing, which is why Xtranormal created this clever video to explain it. The Queen of England is new to the topic and follows along with Sir Leedington to learn whether or not her castle can become LEED certified in the quirky video, created by the people at Energy-Models.com. As Sir Leedington explains it, “LEED is a system to prove that your building is environmentally friendly. Otherwise any jerk can say a building is green — even if it was designed by a monkey or worse a Canadian architect.

+ Xtranormal

Author’s note: We have nothing against Canadian architects.