Use of natural rough materials, tree-like poles holding up the structure and wood framed windows for sustainability and adds to the design in terms of texture, color and organic lines. Good use of natural light with very tall windows that go up to the ceiling and glass doors (notice there is only one lamp next to the sofa for night time).

Natural Tree Houses to Live in with Unique House Style and Design : Magnificent Wooden Style Tree Houses To Live In Blue Interior Decor Idea.

Recycled bottle window in cobb wall.

32 Insanely Beautiful Upcycling Projects For Your Home -Recycled Glass Bottle Projects homesthetics decor - Homesthetics - Inspiring ideas for your home.

The most beautiful tree houses from around the world. Breathtaking!

60 Of The Most Beautiful Treehouses From All Over The World

Woodland mansion by Gary Dixon. Fantasy image created from a tree in the Lake District, windows from a circular building in Rome, the door of Duomo, Florence and a refuse bin

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60+ Incredible Tiny Houses You'll Hardly Believe Are Real

Salvage-style master Derek Deek Diedricksens funky ft off-grid cabin made of recycled glass, windows, reclaimed wood and other odds and ends. Get the scoop and more pics here.

Absolutely LOVE the color and look of the ceiling. Looks like the reflection of the stars in the ocean. This is a must in my cob / earthen dream home <3

This looks like it could be a diner. Lovely blue walls and ceiling with built-in stars. The whole thing looks painted. Maybe for my Earthship.