A 9,200-square-foot sky mansion inside One Thousand Museum by Zaha Hadid Architects just traded for $21.925 million. The residences occupies an entire floor at One Thousand Museum, one of the most ultra-luxury condo towers in Miami, complete with a helipad. The iconic exoskeleton tower, which overlooks Museum Park, was designed by the late starchitect Zaha Hadid.