 The genesis of the national park was a proposal by early conservationist Myles Dunphy for a Greater Blue Mountains National Park in 1932.This included large areas of what are today the Blue Mountains National Park, and the Wollemi, Kanangra-Boyd, Nattai, Gardens of Stone, and Thirlmere Lakes, along with other smaller nature reserves; all managed by the NSW National Parks & Wildlife Service.In September 1959 the Blue Mountains National Park was gazetted covering .