https://www.hvb.org.au/walk-reports-menu/2015-2019/jul-dec-2018/381-14-september-plus-walk-berowra-valley-np-mt-ku-ring-gai-lyrebird-track-berowra
14 September - Plus Walk: Berowra Valley NP - Mt Ku-ring-gai/Lyrebird Track/Berowra
Hill View Bushwalkers - to promote health and pleasure through walking as a group
berowra valleyseptemberpluswalkring