Dezeen archive: a proposal for an observation deck that slides up and down two new skyscrapers above Grand Central Terminal (bottom left) was one of our most popular stories this week, so our latest archive features moving buildings that roll, spin, twist and even flap. See all our stories about moving buildings »
![Dezeen archive: moving buildings](https://static.dezeen.com/uploads/2012/10/Dezeen-archive-moving-buildings_11.jpg)