from Wiktionary, Creative Commons Attribution/Share-Alike License.
Sorry, no etymologies found.
Donner´s one was, above all, a glad movie, majestuous even, optimistic and campy.
But also a strong influence of mid seventies Yes, particularly Going For The One, and more specific Awaken ... majestuous song.
"the land of ice and fire" because of its active volcanoes and majestuous glaciers.