legend
/ˈlɛdʒ.ənd/
An unrealistic story depicting past events.
A person related to a legend or legends.
A key to the symbols and color codes on a map, chart, etc.
According to the legend on the map, that building is a school.
An inscription, motto, or title, especially one surrounding the field in a medal or coin, or placed upon a heraldic shield or beneath an engraving or illustration.
A musical composition set to a poetical story.