One cannot simply rely on modern technology all the time, a good sailor should know how to use an old-school compass. Learn about its practice and history.
Correcting Course – the 2030 Digital Compass - Foundation for European Progressive Studies
What's a Compass Good for Anyway?
How does a magnetic compass work? - Explain that Stuff
What's a Compass Good for Anyway?
What's a Compass Good for Anyway?
How to Use a Compass Step-by-Step - Dalvey
How to Use a Compass to Safely Navigate
How to Use a Compass: Tips for Navigating in the Outdoors
Purpose of a Compass