Myths of the Norsemen From the Eddas and Sagas
South of this dark chasm, and directly opposite Nifl-heim, the realm of mist, was another world called Muspells-heim, the
home of elemental fire, where all was warmth and brightness, and whose frontiers were continually guarded by Surtr, the flame
giant. This giant fiercely brandished his flashing sword, and continually sent forth great showers of sparks, which fell with
a hissing sound upon the ice-blocks in the bottom of the abyss, and partly melted them by their heat.