- Treehouses (littlefollowers.wordpress.com)
- Tereasa Surratt And David Hernandez’s Wisconsin Treehouse Is A Beautiful Tribute To Her Father (PHOTOS) (huffingtonpost.com)
- 15 Nostalgic Treehouse Pictures (likephotograph.wordpress.com)
Lidija Grozdanic, inhabitat.com
Read the rest of Cocoon Tree: A Lightweight, Spherical Treehouse for Sustainable Living
These things are cool. They will build you one for less than 70k. You provide the trees.