Takasugi-an, a project by Terunobu Fujimori, is a tea house in Chino,Nagano Prefecture, Japan. This house has been built upon two trees that were cut from a nearby mountain. The house is accessible by ladders and the house was built for Fujimoris personal use. Taksugi-an means "a tea house built too high".
Let's see some photos of this bizarre yet impressing house: