Great North Walk - Cowan to Crosslands Reserve is a 9.4 mile point-to-point trail located near Cowan, NSW that features a lake. The trail is rated as moderate and primarily used for hiking.
Walk downhill to enjoy Berowra Waters, find the hidden Aboriginal Engraving and then follow Berowra Creek to Crosslands. Walking west from Cowan station down a steep trail eventually coming to the Hawkesbury River at Berowra Waters and then south along Berowra Creek through the relatively undisturbed bushland of Berowra Valley Regional Park; Crosslands Reserve, as far as the trail turn-off to Sommerville Road. Full details about the Great North Walk can be found at http://www.thegreatnorthwalk.com