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

Jeff Vanuga / Night stars over Yosemite Falls, Yosemite National Park, California, USA, May 2014.

Peter Cairns / Selfoss waterfall in autumn with snow, north Iceland, September 2013.

Erlend Haarberg / Meltwater from Engenbreen glacier, Meloy, Nordland, Norway, August.

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

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

Floris van Breugel / Hillside and swirling mists illuminated by the afternoon sun, in North Cascades Mountains, Washington, USA, September 2012.

Floris van Breugel / A complex network of delicate rivulets meander through a maze of mosses, in Gifford Pinchot National Forest. Washington. May

Andy Rouse,Andy Rouse / Waterfall from ice cliffs and polar ice cap. Austfonna Polar Ice Cap, Svalbard, Arctic. August 2011. Highly commended in the GDT competition 2013

Ben Hall / Northern fulmar (Fulmarus glacialis) in flight against a waterfall, Iceland, January

Inaki Relanzon / Long exposure of Godafoss waterfall, Iceland.

Floris van Breugel / Sub-alpine larches (Latrix sp.) in late autumn in North Cascades National Park, Washington, USA. October.