If you were anything like me growing up, you dreamt about living in a firehouse just so you could have a fire pole to slide down. This San Francisco townhouse is the house I dreamt about. I'm so moving here.
There's plenty of room left to build in the world's major cities; we just have to be MacGyver about it. Because when one group of architects looked at an alley, they saw the perfect lot for a five-story building that's less then eight feet wide.