Craig explores how gold mining, winemaking and hydroelectric dams have shaped New Zealand’s largest river, the Clutha.

Craig travels the wild Mokihinui river and investigates the possible effects of a proposed hydro dam.

Craig investigates the impact of tourism, hydro dams and dairy farming on New Zealand’s longest river, the Waikato.

Craig travels the remote Clarence River, home to New Zealand’s largest farm, Molesworth Station.

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.