Gavin Hellier / Timelapse of a container ship using the new extension to the Panama Canal, Colon, Panama, November 2016. Hellier

Matthias Breiter / Sun setting behind mountains, Lynn Canal, Juneau, Alaska

Nick Upton / Mute swan (Cygnus olor) female and a young cygnet foraging in sunset light, Kennet and Avon canal, Caen Hill, Wiltshire, UK, June.

Ross Hoddinott / Mallard duck (Anas platyrhynchos) drake swimming through reflection of house, Bude canal, Cornwall, UK. April 2015.

Claudio Contreras / Canal between chinampas, a wetland agricultural system, at dawn, Xochimilco wetlands, Mexico City, November

Claudio Contreras / Boat on canal between chinampas, a wetland agricultural system. Xochimilco wetlands, Mexico City, September

David Noton / Row boats on the Canal du Midi near Carcassonne, Languedoc, France, May 2005.

David Noton / The Canal du Midi near Castelnaudary, Languedoc-Rousillon, France. September 2011.

Daniel Heuclin / Coachella canal, water from Colorado river, California, USA

Nick Turner / Boats moored on the River Avon at Tewkesbury, Gloucestershire, UK, June 2011.

Nick Turner / Man relaxing on chair next to his barge, River Thames at Lechlade, Gloucestershire, July 2008.

David Noton / The Canal du Midi at dawn. Castelnaudary, Aude, Languedoc-Roussillon, France, July 2010.