6. Add the Final Touches Prev Next Use a felt-tip pen to trace the lines you want to keep. Erase any extra pencil lines. What's the next best thing to finding pirate treasure? Drawing the pirate boat, of course! Up Next How to Draw Impossible Shapes How to Draw a Woman in an Oversized Sweater in 5 Steps How to Draw a Woman in a Bathing Suit in 5 Steps How to Draw Dump Trucks in 11 Steps How to Draw Cathedrals in 5 Steps See more How to Draw articles. Go to the HowStuffWorks home page.