Jack Dykinga / Lightning storm with rainbow over Saguaro cactus (Carnegiea gigantea) near Redrock, Arizona State Trust, Sonoran Desert, Arizona. September 2015. Long exposure with lightning trigger.

Doug Gimesy / Greater crested tern (Thalasseus bergii) flies over breaking waves on a stormy day, with a rainbow in the background, Apollo Bay, Victoria, Australia.

Jack Dykinga / Rainbows over the Santa Catalina Mountains at sunset following a powerful monsoon storm, Sonoran Desert, Arizona, USA.

David Noton / Rainbow over Mupe Bay on Christmas Eve, Jurassic Coast, Dorset, England, UK. December 2019.

Jeff Foott / Mexican giant cardon cactus (Pachycereus pringlei) and Boojum tree (Fouquieria columnaris) in Sonoran Desert, rainbow in background. Catavina, Valle de los Cirios Reserve, Baja California, Mexico.

Ross Hoddinott / St Michael's Mount at sunrise with a rainbow over Penzance, Marazion, Wesat Cornwall, UK. February.

Jack Dykinga / Rainbow over Long Canyon with fall coloured Cottonwood (Populus) trees against canyon walls, Burr Trail, Grand Staircase-Escalante National Monument, Utah, USA, October 2018.

Stephane Granzotto / Long-finned pilot whale (Globicephala melas) blowing at surface with rainbow affect in the spray, Mediterranean Sea, Corsica

Jack Dykinga / Rainbow over petrified sand dunes at sunset, Vermilion Cliffs National Monument, Paria Canyon-Vermilion Cliffs Wilderness, Arizona, USA.

Bence Mate / Leaf cutter ants (Atta sp) carrying colourful plant matter, reflected in water, Laguna del Lagarto, Santa Rita, Costa Rica

Niall Benvie / Jokulsarlon lagoon at dawn with rainbow in the sky. Iceland, October 2015.

Orsolya Haarberg / View of a rainbow in the spray of Bjornefossen Waterfall, Saltfjellet-Svartisen National Park, Norway, August 2015.

Brent Stephenson / Three King penguins (Aptenodytes patagonicus) in light drizzle with a faint rainbow in the background, St Andrew's Bay, South Georgia, South Atlantic, January.

Jack Dykinga / Lightning storm with rainbow over Saguaro cactus (Carnegiea gigantea) Avra Valley, Saguaro National Park, Tucson Mountains, Arizona, USA, August 2015. Long exposure with lightning trigger.

Denis-Huot / Cheetah (Acinonyx jubatus) resting with rainbow behind it, Masai-Mara Game Reserve, Kenya. September.

Hougaard Malan / Rainbow over desert landscape. Namib Rand, Namibia. February 2011.

Hougaard Malan / Sunlight illuminating a mountain below a rainstorm. Namib Rand, Namibia. February 2011.

Hougaard Malan / Rainbow over the Augrabies waterfall in flood. Augrabies National park, Northern Cape, South Africa. January 2011.

Hougaard Malan / Rainbow in the spray over Victoria Falls. Zimbabwe, Africa. November 2012.

Dong Lei / Jungle Crow (Corvus macrorhynchos) perched on tree branch with rainbow, Shejila mountain, Qinghai-Tibetan Plateau, Tibet, China. July.

Kirkendall-Spring / Lower Yellowstone Falls with rainbow, on the Yellowstone River viewed from Lookout Point Trail, Yellowstone National Park, Wyoming, USA, June 2013.

Ernie Janes / Sherringham off shore windfarm in distance, and rainbow during storm, Weybourne, Norfolk, November

Ben Lascelles / Great Dusky Swift (Cypseloides senex) Birds flying past rainbow created by waterfalls, Iguazu National Park, Argentina, October 2008

Jack Dykinga / Saguaro Cactus (Carnegiea gigantea) against summer monsoon sky with rainbow and streaks of lightning. Sonoran Desert, near Tucson, Arizona, August 2012.

Ben Lascelles / Iguazu waterfalls, Iguacu National Park, Argentina. October 2008.

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus), ducks and wigeon feeding in the estuary, Caerlaverock WWT, Scotland, Solway, UK, January.

Terry Whittaker / 2020VISION / Common sea lavender (Limonium vulgare) and Sea purslane (Halimione portulacoides) growing on regenerated saltmarsh habitat, with rainbow, Abbotts Hall Farm Nature Reserve, Essex, England, UK, July 201...

Erlend Haarberg / Northern fulmar (Fulmarus glacialis) with optical glory phenomenon in mist, Hornvik, Hornstrandir Nature Reserve, West Fjords, Iceland, July 2008

Peter Cairns / 2020VISION / Rainbow over forest of Scots pine (Pinus sylvestris) trees, Glen Affric, Scotland, UK, October 2011. 2020VISION Exhibition. 2020VISION Book Plate.

Nick Upton / 2020VISION / Lapwings (Vanellus vanellus), Golden plover (Pluvialis apricaria), Wigeon (Anas penelope) and Common Teal (Anas crecca) flying over flooded marshes in winter, with a rainbow in the background, Greylak...

Benoit Stichelbaut / Cargo boat "TK Bremen" beached by heavy winds. Erdeven, Brittany, France, December 16th 2011.

Kathryn Jeffs / Rainbow off Antarctica, February 2009, Taken on location for BBC Frozen Planet series

Andy Rouse / African elephant (Loxodonta africana) with double rainbow in background, Masai Mara GR, Kenya, January

Mark Hamblin / 2020VISION / View from Stac Polliadh with double rainbow and rain clouds over Cul Mor, Coigach, Highland, Scotland, November. Photographer quote: "Standing on a rain lashed and windswept mountain side all morning...

Jeff Vanuga / Nakalele Point Blowhole with spray and a resulting rainbow. West Maui, Hawaii, September 2010.

Ernie Janes / Rainbow over field of Daffodils (Narcissus sp) grown for the commercial market, Happisburgh, Norfolk, UK, March

Fergus Gill / Osprey (Pandion haliaetus) flying through a rainbow. Aviemore, Scotland, July.

Oriol Alamany / Rainbow over the town of El Chalten, Los Glaciares National Park, Patagonia, Argentina, January 2006

Orsolya Haarberg / Thin layer of ice viewed through a polarizing filter, Helgeland, Nordland, Norway.

Orsolya Haarberg / Winter landscape fog-bow and snow-covered trees in forest, Riisitunturi National Park, Lapland, Finland, February 2007

Billy Black / Distant figures with kayak on Sandy Island, near Carriacou Island, the Grenadines, Caribbean, January 2010.

Thomas Lazar / Sunlight creating a rainbow in the spray of the Bridalveil Falls, Yosemite National Park, California, USA, June 2008

Bryan and Cherry Alexander / Rainbow over herders' tent in Todzhu. Republic of Tuva, Siberia, Russia, 1998.

Bryan and Cherry Alexander / Rainbow over a Khanty reindeer herders' camp by the Bolshaia Paipudyna River in the Polar Urals Mountains. Yamal, Western Siberia, Russia, Summer 2007.

Bryan and Cherry Alexander / Rainbow over Khanty reindeer herders' camp in the Polar Ural Mountains. Yamal, Western Siberia, Russia, Summer 2007.

Wild Wonders of Europe / O. Haarberg / Rainbow in Hengifoss waterfall flowing over layers of grey basalt and reddish sandy clay, Iceland, August 2008

Wild Wonders of Europe / Hermansen / Houses on Tory island, County Donegal, Ireland, June 2009