Can you glance at a navigation chart or plotter and tell the difference between surveyed and un-surveyed beaches--or single or double rows of coastal cliffs? Know these sailing navigation symbols for safer sailing on the waters of the world. Watch this sailing skills video to learn more! Captain John with 25+ years of experience shows you the no-nonsense cruising skills you need for safer sailing worldwide. Visit his website at https://www.skippertips.com and sign up for his highly popular Sailing Tip of the Week. Discover how you can gain instant access to hundreds of sailing articles, videos, FREE e-Books and much more!