The northern section of Mt Ku-ring-gai Chase National Park (Mt Ku-ring-gai to Brooklyn) has hundreds of Aboriginal art sites. They are both along Cowan Creek and the Hawkesbury River, and along the ridges which woud have been used used by the Aboriginal people as travel routes. A number of sites are along the Myall Trail, and the Mt Ku-ring-gai Aboriginal Site has some significant Aboriginal engravings.

A partly damaged Aboriginal engraving of a fish, along the track to Taffys Rock.
A newly-discovered site in Mt Ku-ring-gai, the Crawford Road Shelter has multiple charcoal motifs.
An Aboriginal engraving on a spur above Cowan Creek, which may depict an initiation ceremony. The group of figures includes two deitiies and seven men.
An Aboriginal site of "ritual importance" near the Mt Ku-ring-gai Track. It includes a large composite figure of a seal.
A distinct carving of a stingray, carved on a rock just above the water below Peats Ferrry Bridge
A small but deep cave in Mt Ku-ring-gai has four clearly-stencilled hand prints in ochre.
A small site sandwiched between the old Pacific Highway and the railway line and accessed by an unsigned track. The site features three figures and a very long line of mundoes.
An Aboriginal engraving site on Taffys Rock, which consists of a line (50m in length) of 44 footprints around the summit.
Described as an "animal scene", the 15 engravings on a rock platform along the Myall Trail in Mt Ku-ring-gai includes a number of wallabies and kangaroos
A long Shelter with Art along the Myall Trail, which includes over 80 motifs drawn in charcoal
Two leaping kangaroos, part of an emu and with rays on his head forms part of what may represent a hunting scene near the Myall Trail
Two kangaroos on either side of a rock shelter; one with entrails coming out of its stomach
Boomerang on a long rock ledge below the Myall Trail.
One of several Aboriginal engraving sites along Shark Rock Ridge. It includes a large stingray, multiple fish, emus, kangaroos and kangaroo rats and a man (who may be hunting or fishing).
An Aboriginal engraving site along Shark Rock Ridge, which may represent "a hunting incident in the mythology or a totemic ritual".