Northern-most section of the national park, from Myt Ku-ring-to the Hawkesbury River
Shark Rock Ridge has a series of Aboriginal engraving sites, most of which were documented by Campbell in 1899 and McCarthy in 1960. A few shelters with art and additional engraving sites were recorded more recently.
An exploratory walk out along Shark Rock Ridge to Want Trig, with some stunning views over Cowan Creek. There is a rough trail all the way along the ridge, although some navigation skills and a topo map are essential.
Below the Shark Rock Ridge in dense scrub is an Aboriginal engraving of a “protective deity, holding up a fish with the right hand”
Along the Shark Rock Ridge track is an Aboriginal engraving of a whale; the enormous figure is ten metres in length, with a goanna and whale inside the whale.
An Aboriginal engraving site with an adult and young emu, on a small rock platform just above the Pacific Motorway.
A long rock platform near the Brooklyn Dam is an Aboriginal engraving site, with over 20 figures. Many were recorded by McCarthy in 1958.
Above a small waterfall near Brooklyn Dam are Aboriginal engravings of a fish and wallaby (or kangaroo), and some water channels in the creek bed.
A weathered Aboriginal engraving of two wallabies (or kangaroos) on a sloping rock platform
First recorded by the 1st Hornsby Scout Group, this Aboriginal engraving site depicts a man and his pregnant wife.
Recorded during a field survey conducted prior to the construction of the Sydney to Newcastle freeway through Cowan, this Aboriginal engraving site was determined as being of significant anthropological significance.