Originally Posted by
njkayaker
GPS devices have maps. The track (or route) is a line on that map. Follow it. It’s not hard.
I'm pretty sure you've used a GPS with turn-by-turn guidance. The device has an audible alarm, and up pops one or more directions. You read the direction and follow it. There may or may not be an Ikea-style picture showing. Why should you believe the Ikea icon if you can read English?