Cool - which way is north?

It's significantly more accurate than traditional 2-D maps, however, thanks to a process that begins with an actual globe. Narukawa divided the 3-D planet into 96 equal regions, then transferred those dimensions from a sphere to a tetrahedron before finally converting that to a rectangular map. These steps let him preserve the area ratios of land and water as they exist in the real world.

(link)