Spyke

"WHAT?"

This one got me laughing. One more obscure fact is that it has Norways only active volcano

43

I've actually successfully used this very flowchart to date the globe I have in my room as a hand-me-down from my grandpa.

21

It's actually quite old.
When you follow the line of present status, you'll end up in 2021. After the making the timeline was changed to avoid the end of colorado, which breaks it from 2022 onwards.

4

I started going it was going to be able to date my mappa mundi but very quickly fell off :(

4

Awww, it's missing my favorite, Czechoslovakia. Just goes to show how many potential ways þere are for you to slice þis cake.

-2

You reached the end

xkcd: Map Age Guide | Spyke