Sven Zacek / Meandering Loobu River with surrounding meadows and woodlands, aerial view. Lahemaa National Park in Northern Estonia in Laane-Virumaa, Estonia. May 2017.

Sven Zacek / Flooded meanders of Halliste River, aerial view. Soomaa National Park, Parnumaa, Western Estonia. October 2017.

Neil Aldridge / Pair of Blesbok (Damaliscus pygargus) galloping across the open flood plains of the Bushman's River, Kariega Game Reserve, South Africa. Overall winner of the GDT Competition 2014.

Wild Wonders of Europe / Smit / Hard wood flood plain forest in early morning. River Danube, Gornje Podunavlje Special Nature Reserve, Serbia, June 2009.

Wild Wonders of Europe / Smit / Hard wood flood plain forest along river Danube in early morning, Gornje Podunavlje Special Nature Reserve, Serbia, June 2009

Georgette Douwma / Asian water monitor lizard (Varanus salvator) climbing tree, Kinabatangan flood plain, Sabah, Malaysia

Gerry Ellis / Sunset and storm clouds over waterhole, Kwando River flood plain, Linyanti Swamp, Okavango Delta, Botswana

Juan Carlos Munoz / Meander at estuary of Ajo River, Bareyo, hills in background. Santona, Victoria and Joyel Marshes Natural Park, Cantabria, Spain. June 2019.

Sven Zacek / Frozen bends and flood plain of Halliste River, aerial view. Soomaa National Park, Viljandimaa County, Estonia. Febraury 2019.

Mike Read / Clouds reflected in River Avon, Fool's watercress (Apium nodiflorum) on bank. Avon Valley SSSI, Dorset, England, UK. September 2018.

Steven David Miller / Nadab floodplain gives way to Arnhemland, view from Nadab Lookout, Ubirr, Kakadu National Park, Northern Territory, Australia. 2014.

Heather Angel / Celandine crocus (Crocus korolkowii) carpets in areas of snowmelt. Near Ansob Pass, Tajikistan. April 2014.