the recycled pipe Tubehotel accommodates two people in a queen bed with panoramic views of the Sierra del Tepozteco outside of Cuernavaca. Read more: Totally Tubular TubeHotel In Mexico Offers Up Accommodations In Recycled Concrete Pipes
"Nido" - A tiny cabin space by the Finnish designer Robin Falck. This tiny cabin is fully functional at just under 100 square feet out in the middle of the woods. This small space features a micro-kitchen and upper sleep/storage space.