I wonder what happens if we go in the other direction. Instead of printing a single building as one piece, what if we print a whole city block as a single piec

I wonder what happens if we go in the other direction. Instead of printing a single building as one piece, what if we print a whole city block as a single piece. Are those buildings 3d-printed then, or are they just part of a 3d-printed bigger whole? Asking seriously btw.