At first glance, it seems simple. Just take the globe, peel off the outer layer and lay it flat. Congratulations, you have a map. But not so fast: spheres do not unfold easily into rectangles. Or any two-dimensional shape, for that matter.
One projection, the AuthaGraph World Map, faithfully represents all oceans and continents including the neglected Antarctica. It's not a perfect map and Hajime Narukawa, the creator of the AuthaGraph map, had to cheat a little bit.