Witjira National Park is a protected area in the Australian state of South Australia about 987 kilometres north of the state capital of Adelaide.

Dalhousie Springs, also known as Witjira-Dalhousie Springs, is a group of over 60 natural artesian springs located in Witjira National Park on the western fringe of the Simpson Desert, 180 kilometres northeast of Oodnadatta in northern South Australia. They are about 250 kilometres (160 mi) southeast of Alice Springs.