Thanks for sharing. My four year old and I wen't down the rabbit hole. You should check out some of the bigger ones. He said his Yoshi's Island one (136,780 dominoes) took 6 weeks to set up. They fell non stop for five minutes.
Never would I have the patience.
RE: Fan Creates Waluigi Tribute Using Over 26,000 Dominoes, I Cannot Even Fathom the Effort This Took