Symbols are dealt with and plotting and magnetic etc. This is a new international knowledge base. Famous yachtsmen used these techniques before you. You will make the discovery of how easy navigating by yourself is. This is a new international knowledge base.
Health is everything and paramount when enjoying the great blue.
For safe boating it is essential to know the positioning methods. You will have results fast and love the idea of finding your way by yourself. The art and science of navigating by yourself is free. The art and science of navigating by yourself is free. Where you are is vital.