Proto-Indo-European mythology realm of Midgard. Other dragon-slaying myths are also found in the Germanic tradition. In the "Völsunga saga", Sigurd slays the dragon Fafnir and, in "Beowulf", the eponymous hero slays a different dragon. Reflexes of the Proto-Indo-European dragon-slaying myth are found throughout other branches of the language family as well. In Zoroastrianism and Persian mythology, Fereydun, and later Garshasp, slays Zahhak. In Slavic mythology, Perun, the god of storms, slays Veles and Dobrynya Nikitich slays the three-headed dragon Zmey. In Armenian mythology, the god Vahagn slays the dragon Vishap. In Romanian folklore, Făt-Frumos slays the fire-spitting monster Zmeu. In Celtic mythology,
Investigations into Germanic Mythology concluding in part that it was not more widely received because it was not fully available in one of the three international languages of scholarship: English, German or French. A German translation was being prepared in 1889 by literary historian, Phillip B. Schweitzer, who died in a skiing accident shortly thereafter. A French translation planned by a group of scholars in Lund in 1891 was never completely realized. Rydberg himself knew that his mythology would be regarded as "folly" to the German philologists, who, as adherents to the school of nature-mythology, regarded him as a heretic, in regard to his