The only way I really know to figure that out is by the direction of the sun.

[ So. ]

That said, I think that'll actually help you a little. We're sort of between both those things.

[ She changes over for a moment, picking up her pen and sketching a rough map of the location of the town relative to the mountains and forest. ]

So long as you can determine which direction you ought to head in, you shouldn't be too far off. and if the forest gets really close to the mountains, turn around, because you've gone the wrong way.