Craig visits the Rangitata, a great braided river which has been home to English author Samuel Butler, a rare native bird, the wrybill, and The Lord Of The Rings.
Craig travels the remote Clarence River, home to New Zealand’s largest farm, Molesworth Station.
Craig investigates the impact of tourism, hydro dams and dairy farming on New Zealand’s longest river, the Waikato.
Craig travels the wild Mokihinui river and investigates the possible effects of a proposed hydro dam.