Even though they run off the edge, the convergence of the lines is there. The two buildings line up just right that the lines from one match those from the other. It looks like things continue from one to the other, but with an abrupt scale change. In this case, it’s the FAA headquarters near the National Mall in Washington, DC. The buildings are not too far from the National Air and Space Museum, which has a boxy look as well, but not quite as uniform.