Those short airport location identifiers pack a lot more history, logic and hidden meaning than you might expect.

The map on the back was a spaghetti bowl of ... the group responsible for assigning airport codes around the world. He checked around for a few days and came back with something like an answer.

Scroll down for video Two aviation fans set out to document the world's airport codes and explain how they were chosen with their website Airport Codes. Listing the origins of 438 airports from ...