OH, THOSE heavenly floating stairs. They seem to levitate on their own, with no railing to mar the effect. Modernists since Le Corbusier have dreamed of unobstructed staircases, cantilevered into ...

A swing suspended from a floating stair and a spiral staircase of polished plaster are some of the details included by architecture studio Cousins & Cousins in a London house. Designed for a builder ...