Fairy chimneys and cave dwellings in Uçhisar, Cappadocia, Turkey (© Ivan Kmit/Alamy)(Bing Australia)

Spectral tarsiers in a ficus tree in Tangkoko Batuangus Nature Reserve, Indonesia (© Ondrej Prosicky/Shutterstock)(Bing Australia)

Divers at El Pit Cenote, located in Dos Ojos Natural Park, Quintana Roo, Mexico (© Christia Vizl/Tandem Stills + Motion)(Bing Australia)

Saguaro cactus flowers, Coronado National Forest, Arizona (© Jack Dykinga/Minden Pictures)(Bing Australia)

Male mountain bluebird in Yellowstone National Park, Wyoming (© Jason Savage/Tandem Stills + Motion)(Bing Australia)

Eurasian Eagle-Owl (Bubo bubo) in wildflower meadow, Rhineland-Palatinate, Germany (© Rosl Roessner/Minden Pictures)(Bing Australia)

The Joan of Arc Monument at Riverside Park in Manhattan (© Chase Guttman/Alamy)(Bing Australia)

Thorny Devil (Moloch horridus) in Watarrka National Park, Northern Territory (© Yva Momatiuk and John Eastcott/Minden Pictures)(Bing Australia)

Brightly coloured powder for sale during Holi (© Max Bauerfeind/Shutterstock)(Bing Australia)

Polar bear cubs looking out of their den in Wapusk National Park in Manitoba, Canada (© Robert Harding/Alamy)(Bing Australia)

Aerial view of Siesta Beach, Siesta Key, Florida (© Julie Palermo/Getty Images)(Bing Australia)

Blooming cherry trees in Jerte Valley, province of Cáceres, Spain (© Westend61/Getty Images)(Bing Australia)

The Circle Bridge in Copenhagen, Denmark (© Lingxiao Xie/Getty Images)(Bing Australia)

European bee-eaters in the Extremadura region in Spain (© Martin Demmel/Offset)(Bing Australia)

Shakespeare's handwriting from the play 'Sir Thomas More', British Library, London (© British Library/Alamy)(Bing Australia)

Knowth burial mound in Newgrange, Boyne Valley, Ireland for St Patrick's Day (© whatapicture/plainpicture)(Bing Australia)

NASA astronaut works on the International Space Station during a spacewalk in 2006 (© NASA)(Bing Australia)

Sunrise at Angkor Wat in Cambodia (© Sergio Diaz/Getty Images)(Bing Australia)

Beehive domes in the Bungle Bungle Range in the Purnululu World Heritage Listed National Park (© Philip Schubert/Adobe Stock)(Bing Australia)

Portrait of poet Pablo Neruda projected on a building in Santiago, Chile (© Mario Tellez/Anadolu Agency/Getty Images)(Bing Australia)

Local women climbing a stepwell near Amber Fort in Jaipur, Rajasthan, India (© Shanna Baker/Offset)(Bing Australia)

Lenticular clouds over Mount Rainier, Washington (© Delrious/Shutterstock)(Bing Australia)

Crimson rosella with juvenile, Victoria, Australia (© Naser Alhujailan/plainpicture/Minden Pictures)(Bing Australia)

The Radcliffe Camera, Oxford, England for Tolkien Reading Day (© Joe Daniel Price/Getty Images)(Bing Australia)

Aerial view of the Big Sur coastline near Monterey, California (© Blue Planet Archive/Alamy)(Bing Australia)

Azaleas in bloom at Magnolia Plantation and Gardens, Charleston, South Carolina (© Joanne Wells/Danita Delimont)(Bing Australia)

Orgues d'Ille-sur-Têt, Pyrenees-Orientales, France (© SFL Choice/Alamy Stock Photo)(Bing Australia)

Formentor lighthouse at the tip of Cap de Formentor, Mallorca, Spain (© Lasse Eklöf/DEEPOL by plainpicture)(Bing Australia)

Flowing clouds over the Atlantic Ocean and Tenerife mountains, Canary Islands, Spain (© MikeMareen/iStock/Getty Images Plus)(Bing Australia)

The Twist bridges the Randselva river, at the Kistefos Museum's sculpture park in Norway (© Laurian Ghinitoiu)(Bing Australia)

Elephant (Loxodonta laprofolis) in stealth stance, Marakele National Park, Limpopo, South Africa (© Staffan Widstrand/Minden Pictures)(Bing Australia)