......or you could pick up a map.
Sounds like more and more people are forgetting that a GPS is a navaid, and that it is the pilot in command who navigates.
Next you'll be saying a watch, contact-covered WAC, set of naviders, a protractor and a chinagraph pencil (with a spare so you can carry out the immediate actions of 'select standby chinagraph') is all you need.
Bloody hell mate, radical stuff!!