Mandrake, Dracula, Frau Holle, fairies, unicorns, trolls, and dragons - these and many other figures from the world of folklore, as we know them through fairy tales, legends, and myths, are presented to us by folklorist Leander Petzold in a knowledgeable and entertaining manner. He explains the significance of the names, explores the regional origins of the belief in elemental spirits, and shares the ideas and stories associated with them. The keywords are arranged alphabetically. A variety of illustrations showcase the impact of belief in demons and mythical creatures in the visual arts.