So wears he out his awful doom,
Until dread Ragnarok be come.”
Valhalla (J. C. Jones).
In this painful position Loki was destined to remain until the twilight of the gods, when his bonds would be loosed, and he would take part in the fatal conflict on the battlefield of Vigrid, falling at last by the hand of Heimdall, who would be slain at the same time.
Loki and Sigyn
M. E. Winge
As we have seen, the venom-dropping snake in this myth is the cold mountain stream, whose waters, falling from time to time upon subterranean fire, evaporate in steam, which escapes through fissures, and causes earthquakes and geysers, phenomena with which the inhabitants of Iceland, for instance, were very familiar.