Wall, roof and floor assemblies in Andrew Michler's Colorado guest house are insulated with a combination of cellulose and mineral wool -- but no rigid foam.
DIY Inspiration Lighting From Up-cycled Globes. Cute idea for office or class room.
ARTICLE: A Re-Purposed Trampoline Becomes a Comfy Teepee Bed, Plus 9 More Outdoor Summer Design Projects! I'd love my teepee to be off the ground
Not a tree house but close to it: 15 Interesting and Unusual Houses to Live In, Baumhaus, Uslar , Germany
What a rad idea to stack wood for campfire.
Anouk Vogel and Johan Selbing’s vignette, Courtesy of Nature, which might easily be passed over during a walk in the woods, is given center stage, revealing beauty in ordinary details.