But what about the language ?
There are Wikipedia pages about the tune (easily found by netsearching
some words from the lyrics):
http://en.wikipedia.org/wiki/De_cap_t�_l'immort�la
http://fr.wikipedia.org/wiki/De_cap_t�_l'immort�la
It says it is Occitan:
http://en.wikipedia.org/wiki/Occitan_language
Hans