This "penthouse," sitting atop a two-story rowhouse, is on 110th Street near 63rd Drive in Forest Hills. When the add-on was built, the front was refaced and a second door was squeezed in for the upper apartment. Now it is the eyesore of the block. Sent in by mazeartist.
See also A Crap Above, A Crap Above, Part 3, and A Crap Above, Part 4.