From the Pacific Highway turn on to Mona Vale Road to go to Mona Vale. Once at Mona Vale turn left on to Pittwater road, this is a "T" intersection then right onto Barrenjoey Road, this is a "Y" intersection. Keep following this road untill you see a golf course on your left. This is Avalon Golf Course. The road you are following goes right pass Avalon Beach. Now refer to map.

St Michaels Cave is a sea cave formed along a dyke in sand stone, 80m long, 10m wide,12m high.