Why is it a hexagon?

So you’re telling me, if I have Allen wrench big enough, I can unscrew the top and see what’s inside?

Hexagons are the most efficient shape, which is why it's so common in nature. From insect eyes, to bee hives, to snowflakes, it's hexagons all the way down.

Black Cube of Saturn

Wond blows straightline ~600 mph, can't make the curve until gets further from the pole, then straightens out again. Repeat 5x more... hexagon.