The Waldspirale is a residential building complex in Darmstadt, Germany, built in the 1990s. The name translates into English as forest spiral, reflecting both the general plan of the building and the fact that it has a green roof. Design: Friedensreich Hundertwasser. Architect: Heinz M. Springmann. The building was completed in the year 2000. Thank you for your visits / comments / faves!