6. West 57, New York City
The full address of this building is 625 West 57th Street. It is also called W57 In short. This residential block was still under construction in 2014 and was reported to be completed in 2015. The huge housing project is located in New York. From the outside the building reminds of a pyramid while inside you can find 600 apartments with balconies providing a wonderful view of the surroundings. Another advantage is that it is built in a comparatively quiet area, where there is not too much traffic and air pollution.