Karlu Karlu / Devils Marbles Conservation Reserve is a protected area in the Northern Territory of Australia located in the locality of Warumungu about 105 km (65 mi) south of Tennant Creek, and 393 km (244 mi) north of Alice Springs. The nearest settlement is the small town of Wauchope located 9 km (5.6 mi) to the south.

Tennant Creek is a town located in the Northern Territory of Australia. It is the seventh largest town in the Northern Territory, and is located on the Stuart Highway, just south of the intersection with the western terminus of the Barkly Highway. At the 2021 census, Tennant Creek had a population of 3,080 people, of which 55% (1,707) identified themselves as Indigenous.