An isthmian portion of North America is the location of Panama.
  Thus the choice of the north as corresponding to "up" in the northern hemisphere, or of south in that role in the southern, is, prior to worldwide communication, anything but an arbitrary one - at least for night-time astronomers
 In Hungarian, the word for north is szak, which is derived from jszaka ("night"), since above the Tropic of Cancer, the Sun never shines from the north, except inside the Arctic Circle during the summer midnight sun

