King penguins at Volunteer Point, Falkland Islands (© Luciano Candisani/Minden Pictures)(Bing Australia)

Shiprock in the Navajo Nation of New Mexico (© Wild Horizon/Getty Images)(Bing Australia)

Tasman Lake on South Island, New Zealand (© UpdogDesigns/iStock/Getty Images Plus)(Bing Australia)

A glasswing butterfly perched on a leaf (© Corianna Heise/Alamy)(Bing Australia)

Valais Blacknose sheep in Valais, Switzerland (© Alessandra Meniconzi/Solent News/REX/Shutterstock)(Bing Australia)

Autumn colours in Cheshire, England (© 2015 Light and Time Productions/Nimia)(Bing Australia)

Svalbard Satellite Station, Svalbard Archipelago, Norway (© Tim E White/Getty Images)(Bing Australia)

Eastern quolls in Tasmania, Australia (© Sean Crane/Minden Pictures)(Bing Australia)

Dongdaemun Design Plaza in Seoul, South Korea (© Grant Faint/Offset)(Bing Australia)

A blue-footed booby dives off San Cristóbal Island, Ecuador (© Tui De Roy/Minden Pictures)(Bing Australia)

Holi celebrations in Munich, Germany (© Geo Messmer/500px)(Bing Australia)

Enhanced image of a cross-section of a pine stem (© Garry DeLong/Getty Images)(Bing Australia)

Hot air balloons seen from Lake Burley Griffin, Canberra, Australian Capital Territory (© Peter Guo/500px)(Bing Australia)

Schönbrunn Palace gardens in Vienna, Austria (© badahos/Shutterstock)(Bing Australia)

Five Fingers Strand near Malin Head, Ireland (© Cahir Davitt/age fotostock)(Bing Australia)

African wild dogs in Kruger National Park, South Africa (© Richard Du Toit/Minden Pictures)(Bing Australia)

An ice tunnel inside Matanuska Glacier, Alaska (© Lynn Wegener/Offset)(Bing Australia)

Equinox at the Salk Institute for Biological Studies, San Diego, California (© Sameer Mundkur/500px)(Bing Australia)

Light display on Sydney Opera House for the Vivid festival in 2016 (© Adam Foster/500px)(Bing Australia)

Yinlianzhui Waterfall near Anshun, Guizhou Province, China (© Top Photo Group/Getty Images)(Bing Australia)

Storm near Lamar, Colorado (© John Finney Photography/Getty Images)(Bing Australia)

Two Brothers rock formation at Baía dos Porcos beach, Fernando de Noronha, Brazil (© Alex Saberi/Getty Images)(Bing Australia)

View of stars from Jenolan Caves, New South Wales, Australia (© Carlos Orue/Getty Images)(Bing Australia)

Cherry orchards in the Columbia River Gorge National Scenic Area, Oregon (© Jaynes Gallery/Danita Delimont)(Bing Australia)

Hveravellir hot spring on Kjölur plateau, Iceland (© Mliberra/Getty Images)(Bing Australia)

Common rosefinch male perching (© Arterra Picture Library/Alamy)(Bing Australia)

Palacio de Bellas Artes in Mexico City (© Torresigner/Getty Images)(Bing Australia)

A herd of male springboks in the Kalahari region of South Africa (© Minden Pictures/Masterfile)(Bing Australia)

Reflection of Ormiston Gorge, Northern Territory (© Ingo Oeland/Getty Images)(Bing Australia)

A meerkat in its natural environment (© pzAxe/Shutterstock)(Bing Australia)