Numby Numby

Numby Numby, juga dikenali sebagai Nimby Nimby atau Ngambingambi, ialah lubang benam di Wilayah Utara Australia yang terletak di kawasan McArthur kira-kira  barat-barat laut Borroloola.

Rujukan

Sumber 
 Bradley, John; & Yanyuwa families. (1988). Yanyuwa Country: The Yanyuwa people tell the story of their Land. Greenhouse Publications.
 Bradley, John; Cameron, Nona; & Yanyuwa Families. (2002). Forget About Flinders. A Yanyuwa Atlas of the south west Gulf of Carpentaria. J.M McGregor Publishers: Queensland.

Lubang benam di Australia