Answer:
The geographic surroundings near Greece.
Explanation:
Greek myths are famous for their incorporation of characters from mortals to immortals/gods. Moreover, such stories are also known for their depiction of Greek life, society, culture, architecture, land, etc.
In the given excerpt from Perseus, the narrator talks of the "islands rising high above the sea, many islands." Such descriptions provide readers with a picture of the geographical surroundings of the land. This is one feature of all myths.
Thus, the passage shows the geographical surroundings near Greece.
