How to Build a Backyard Treehouse

Out on a limb with a mouth full of nails, one dad suspends a shack 7 feet above his backyard. Here's how you can make a world-class backyard tree house. | See more about Tree House Plans, Backyard Trees and Tree Houses. Photos from the site http://www.popularmechanics.com/home/how-to-plans/woodworking/4350648