How to draw a famous and rich island?

The specific painting method is as follows:

1. Draw an island first. The route of the island is tortuous. As shown in the figure:

2. Draw some adjacent islands nearby and far away, and pay attention to the layers. As shown in the figure:

Draw two simple boats in front of the island. As shown in the figure:

4. Finally, adjacent islands are painted with different colors to distinguish grades, ships are painted with reddish brown, and blue between islands and under ships represents seawater. Draw such an island stick figure, as shown in the figure: