If you need an inspiration to enlarge your existing home, this below house could be your choice. Designed by Synn Architects, the house is located in Vienna. The house is built with lots of limitations and rules that have to be followed. This contemporary extra room looks so comfortable yet modern, which could make you love to stay at home. This beautiful Art Nouveau house is extended to accommodate more rooms for the owner. The roof extension is covered with large glazing that let the natural light to fill in the whole interior and the courtyard’s views in. The house addition is quite small but it could add modern touch to the existing home design. Complementing with wooden deck, the roof extension is a best place for relaxing while enjoying surrounding views.