Five Innovative Infill Homes

As city populations grow, we continue to squeeze the most out of every square foot in our living spaces. These five infill homes manage to slip through the cracks. Slideshow

On a 16-foot wide lot in a leafy Toronto neighborhood, architect Donald Chung devised a 2,100-square-foot home with three levels and series of double-height rooms and staircases. Photo by Dean Kaufman