An Astrologer's Map is a representation of the ZODIAC, which is a belt of constellations that encircle the Earth and are used in astrology. It is composed of twelve constellations, each of which is associated with a particular sign of the ZODIAC. The Astrologer's Map is used by astrologers to interpret the positions of the planets and stars in relation to the ZODIAC signs, and to make predictions about the future.