Manish Mamtani drove one early morning from St. Mary's Lodge to see the sunrise at Two Medicine lake in Glacier National Park in Montana. There were no clouds but the lake water was so calm it created a perfect reflection of the red light kissing the Sinopah Mountain. As there was no wind in the morning, the colourful rocks in the foreground were visible.
In the still of a star-lit night, buffalo cautiously approach the water to quench their thirst in South Africa. A long exposure allowed Alison Langevad to capture the moment for the contest.
This fairytale shot is the result of a magical, powerful moment at the top of Sonchaux in Switzerland, on a day when the clouds were particularly low.
As night falls in Bangkok, Thailand, this colourful market comes alive with colour and light. Kajan Madrasmail snapped the rainbow stalls from above.
Claudio Ceriali captured this striking image at Holi, India's festival of colours. The unifying festival is a celebration of love and the arrival of spring and includes the singing of folk songs and traditional dances depicting the festival's origins.
A lonely zebra in the midst of a field full of flowers was photographed by Yuval Ofek near Serengeti National Park in Tanzania.
One of a series of aerial shots taken from a helicopter over the fabulous river deltas in south Iceland. This one depicts one river winding its way to the ocean. The brilliant colours are a result of mineral deposits picked up by the glacial waters as they flow towards the sea.
This seven gill shark was photographed in a kelp forest just off the shore of Simonstown near Cape Town by Tracey Jennings.
Sam Yick took this spectacular image of the Pinnacles, a limestone formation within Nambung National Park, near the town of Cervantes, in western Australia.
One of the most breathtaking captures in the contest so far is this mesmirising image of a beautiful sunrise in Tuscany, entered by Giovanni Modesti.
Over the last seven years Stefan Forster had one aim - photograph rain in the driest desert of Africa. In 2015 he finally found the rain in the breathtaking scenery of the Namibrand Park right at the border of the Namib Naukluft National park. An enormous thunderstorm came in and the setting sun created a wonderful rainbow. He said the challenge was to keep his shadow out of the picture.
King Fung Wong took this colourful image from the 12th floor of a hostel in Ho Chi Minh City, Vietnam, and was 'amazed' at the view.
王景峰（King Fung Wong，音译）从越南胡志明市一家旅馆的12层楼上拍下了这幅色彩缤纷的照片，令人惊叹。
David Nam submitted this lively shot of youngsters having fun on the roof of two trains. He said the scene, at Tongi train station, captured the vast number of people who rush home after the festival of Bishwa Ijtema in Bangladesh.