4:13

Looking at the world from the Southern Hemisphere's perspective

17:10

Great Circle Sailing and Gnomonic Charts

24:26

A simple trick to remember the formulas in Plane and Mercator sailing!!!

14:24

Mercator Charts and Sailings - Coastal and Terrestrial Navigation

26:40

How to compare Plane Sailing to Mercator Sailing??

12:53

Routeing charts Explained

2:03

Ocean Routeing Charts

9:10

Features of a Paper Chart used on ships for passage planning