Sap buckets hanging on maple trees in a forest, Quebec (© Benoit Daoust/Shutterstock)(Bing Canada)

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

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

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

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

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

Bird's-eye view of Bronte Baths ocean pool outside Sydney, Australia (© Shay Cooper/Media Drum World/Cavan Images)(Bing Canada)

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

Grizzly bear cub relaxing, Cook Inlet, Chinitna Bay, Lake Clark National Park, Alaska (© Erlend Krumsvik/Getty Images)(Bing Canada)

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

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

Milky-way over hoodoo rock formations in the Canadian badlands, Drumheller, Alta. (© Felis Images/Minden Pictures)(Bing Canada)

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

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

Kathleen Lake and Mount Worthington in Kluane National Park, Yukon (© plainpicture/Design Pics/Robert Postma)(Bing Canada)

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

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

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

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

A heron perches on a piling at the Salton Sea in California (© Garret Suhrie/Cavan Images)(Bing Canada)

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

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

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

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

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

Aerial shot of grey whale (Eschrichtius robustus) at the surface among bull kelp in Vancouver (© Bertie Gregory/Minden Pictures)(Bing Canada)

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

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

A European crested tit weathers a storm in Scotland (© Ben Hall/Minden Pictures)(Bing Canada)

Aerial view of Spray Lakes Reservoir, Mount Assiniboine Provincial Park, Alta. (© Spondylolithesis/Getty Images)(Bing Canada)

At the Kistefos Museum's sculpture park in Norway, The Twist bridges the Randselva River via a multipurpose walkway (© Laurian Ghinitoiu)(Bing Canada)