Do you mean turn or orientate? Do you use lat and long on a map when you
really don't know
where a place is on the earth..if you don't then either you have a very good
index or
your comment ranks right up there with the 3 dumbest posts next to "the
ancient one".

Honestly, I'd have to say "How long after sunset can you pick out
Polaris with the unaided eye?" beats it hands down.