“And you may find yourself in another part of the world.
And you may find yourself behind the wheel of a large automobile.
And you may find yourself in a beautiful house, with a beautiful wife.
And you may ask yourself, ‘Well, how did I get here?’” –Talking Heads
Well, imagine it’s happened: an apocalypse, at least for you. You awaken without knowing where you are, how you got there, or even what year it is.
And for some reason, what you need to figure out is exactly where you are on Earth: your latitude and longitude coordinates. It might seem surprising, but this is actually quite a challenge, especially if you’re talking about doing it using primitive tools! So how could we — and how did we — figure it out?