Fortress Creek River or creek Mostly perennial stream rising west of Flat Top. It flows generally west and north west for about 4.8 kilometres into Govetts Leap Creek. Locate -33.62514534001, 150.34491841671 Type River or creek {"name":"River or creek","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}