A Dreamtime creation story of the Gundungurra people describes how the countryside came into being , and involves a struggle between two ancestral creator spirits -- one a giant eel-like creature , Gurangatch , and the other , Mirrigan , a large native cat or quoll .
Gundungurra people 's knowledge of the caves goes back a long way , as there is a Dreamtime creation story about how the whole countryside came into being . The story describes an almighty struggle between two ancestral creator spirits - one a giant eel-like creature , Gurangatch , and the other , Mirrigan , a large native cat or quoll .