Hvergelmir
Hvergelmir is a mythological spring located in Niflheim, the realm of primordial ice and mist in Norse cosmology. It is described as the source of numerous rivers that flow throughout the nine worlds. The name Hvergelmir translates to "boiling cauldron" or "roaring cauldron," suggesting its immense and powerful nature.
According to the Prose Edda, Hvergelmir is the wellspring from which twelve great rivers, known as the
The spring is also mentioned in connection with the dragon Níðhöggr, who is said to gnaw at