The Hundertwasser House Vienna is an apartment house, designed by Austrian artist Friedensreich Hundertwasser.
The house was built between 1983 and 1986 by architects Univ.-Prof. Joseph Krawina and Peter Pelikan. It features undulating floors, a roof covered with earth and grass, and large trees growing from inside the rooms, with limbs extending from windows.
Within the house there are 52 apartments, four offices, 16 private terraces and three communal terraces, and a total of 250 trees and bushes. The Hundertwasser House is one of Austria´s most visited buildings and has become part of Austria´s cultural heritage