See the Security Office at the Main Entrance. If you are driving, follow the major routes from Penrith, Hornsby, Windsor, Liverpool or Sutherland. From north and central coast, change at Strathfield. From the south coast, change at Central. The service is by appointment only, and you must book 36 hours in advance.
Cost varies according to the number of people travelling.
Children under 5 travel free. For more information Free timetables and specific public transport information is available from the Enquiry desk.