The Devils Marbles are a collection of huge, round, red-colored boulders found in the Tennant Creek region of Australia's Northern Territory.br/br/In the creation story of the Dreaming, the Rainbow Serpent fashioned the earth and then returned to a spot east of the Kimberleys at a place where the rainbow meets the earth. The Rainbow Serpent's eggs fossilised and became Karlukarlu, or more commonly known the Devils Marbles. The Devils Marbles Conservation Reserve is a spiritually significant and sacred site to the Aborigines.