The Nine Worlds in Norse Mythology Oh , Yeah the Norse mythology have nine worlds. So , I understood it while reading Magnus Chase Series written by Rick Riordan. Nine Worlds Asgard Home of the Aesir ( God of War ) Vanaheim Home of the Vanir (God of Nature) Alfheim Home of the light elves Midgard Home of humans ( us ) Jotunheim Home of Giants Nidavelli...