The park's northern boundary is defined by part of the state border between New South Wales and Queensland.

The spirit of the history and culture of the Aboriginal people, who mostly worked as colonial pastoralists, can be felt here.

[3] The national park, with its impressive river red gums and expansive floodplains, is the landscape that is thought to be representative of the Australian outback.

The iconic coolabah tree, a native species, covers large sections of the park.

In fact, no other national park in New South Wales has an area larger than the Culgoa's coolabah woodlands.