In reply to Darren09:
> So.
>
> Hypothetical question.
>
> For the rest of your lifetime spent enjoying getting out walking, climbing, skiing, running etc you are only allowed a compass or a map, not both.
>
> Which do you choose.
>
> Tough one but map surely?
>
> (No GPS or Altimeters allowed)
If you know where you are in a thick fog a compass is far more useful than a map. If you can't see anything a map is useless.