How to build eco-friendly house for 5 thousand dollars for three months? British family in Wales knows how! Inspired by watching the movie "Lord of the Rings", the young couple decided to build their own home, the same as the hobbits in the movie. In the construction used only natural materials: oak, peat, clay, no modern toxic chemicals. Construction formally incorporated into the hillside. The house has a natural refrigerator - always a cool cellar, the water from the nearest source, solar panels provide electricity.