The Hawkesbury River, or Hawkesbury-Nepean River, is a river located northwest of Sydney, New South Wales, Australia. The Hawkesbury River and its associated main tributary, the Nepean River, almost encircle the metropolitan region of Sydney. Between Wisemans Ferry and the Pacific Ocean marks the boundary of Greater Metropolitan Sydney in the south and the Central Coast region to the north.
Aerial photograph showing the mouth of the Hawkesbury River as it flows into Broken Bay and out into the Tasman Sea, as seen looking across Sydney's Northern Beaches
Looking north-east across the Hawkesbury River, with Dangar Island to the right of the image.
Looking south-east across the Hawkesbury River, from near Brooklyn.
The Hawkesbury River was renamed by Governor Phillip in 1789
Pittwater is a semi-mature tide dominated drowned valley estuary, located about 40 kilometres (25 mi) north of the Sydney central business district, New South Wales, Australia; being one of the bodies of water that separate greater Metropolitan Sydney from the Central Coast.
Aerial view of a part of Sydney's Northern Beaches, with Pittwater and Scotland Island on the left.
Sunset view west across Pittwater from Barrenjoey Head, showing Ku-ring-gai Chase National Park on the western shoreline.
View east across Pittwater from West Head, showing Barrenjoey Head, the southern head of the mouth of the Hawkesbury, and Palm Beach
Pittwater from Ku-ring-gai Chase National Park.