Nitmiluk National Park is in the Northern Territory of Australia, 244 km southeast of Darwin, and 23 km northeast of the town of Katherine, around a series of gorges on the Katherine River and Edith Falls. Previously named Katherine Gorge National Park, its northern edge borders Kakadu National Park. The gorges and the surrounding landscape have great ceremonial significance to the local Jawoyn people, who are custodians of Nitmiluk National Park. In the Jawoyn language, Nitmiluk means "place of the cicada dreaming".

Katherine is a town in the Northern Territory of Australia. It is situated on the Katherine River, after which it is named, 320 kilometres (200 mi) southeast of Darwin. The fourth largest settlement in the Territory, it is known as the place where "The outback meets the tropics". Katherine had an urban population of approximately 6,300 at the 2016 Census.