Grade 4 trails are suitable for experienced hikers as navigation and technical skills will be required. Trails will be long, rough and very steep with limited signage or navigation aids. Click here for more information on the hike grading system in Australia.

Sphinx to Mt Kuring-gai (10.7km)

Sphinx War Memorial to Mt Kuring-gai Station (11km)

Bobbin Head Loop (12.9km)