Kalkari and Birrawanna Loop Tracks is a 5.2km, grade 4 Circuit hike located in Ku-ring-gai Chase National Park New South Wales. The hike should take approximately 2 hrs 15 mins to complete.
This great circuit walk enjoys some views of Cowan Creek and explores the many ferns through the open forest. The walk starts at the Kalkari Discovery Centre and follows the Birrawanna Loop Track down to Bobbin Head a large picnic area with kiosk toilets BBQ’s and more. The walk then continues up through the bush to the National Park Regional Office before returning to the Kalkari.