Vintage illustration from the story Orlando Furioso. Fantasy, Knight with Hippogriff. Orlando Furioso (The Frenzy of Orlando) an Italian epic poem by Ludovico Ariosto, illustrated by Gustave Dore. The story is also a chivalric romance which stemmed from a tradition beginning in the late Middle Ages. The hippogriff, or sometimes spelled hippogryph, is a legendary creature which has the front half of an eagle and the hind half of a horse.