Yggdrasil: The World Tree of Norse Mythology
Yggdrasil, the ash tree that bears the nine worlds of Norse mythology: its name, its three roots, its guardians, Odin's sacrifice, and the meaning of the symbol.
Thor: God of Thunder and Master of Mjölnir
Thor, god of thunder: the origin of his name, the forging of Mjölnir by the dwarves, the great myths of the Eddas, the cult attested by archaeology, and the differences from the Marvel Thor.
