How did the muslim civilization favor spain?

Andalusia was one of the greatest periods of Islamic history, indeed it is a beacon in the history of mankind as a whole, because it was a source of knowledge on earth for many centuries, from which Europe learned all its lessons of civilization and civility. Its conquest, beyond a doubt, was one of the greatest incidents of the first Hijri century (92 AH/711 CE). That period was the greatest and most prosperous in the history of Andalusia from the beginning of history and perhaps until the end of time.

which navigational command does the image represen