That map is upside down, as the convention is that north is up. It's so widespread that people also say that they live "up north" or "down south".

˙ɹǝɥʇᴉǝ uʍop ǝpᴉsdn ʇou sᴉ ʇxǝʇ sᴉɥʇ 'ɔᴉʇuɐpǝd ƃuᴉǝq ǝɹ,ǝʍ ɟᴉ 'ɹO