Tartan fabric on a loom in Edinburgh, Scotland (© AA World Travel Library/Alamy)(Bing Australia)

Sauna at Lagazuoi in the Dolomites of Italy (© Spotcatch/Westend61/Offset)(Bing Australia)

Cho Gyeong-chul Observatory on Gwangdeoksan Mountain, Gangwon Province, South Korea (© Multi-bits/ImaZinS/Getty Images)(Bing Australia)

Bohemian waxwings in Kuusamo, Finland (© Markus Varesvuo/Minden Pictures)(Bing Australia)

Sea otter with pup, Prince William Sound, Alaska, USA (© AlaskaStock/Masterfile)(Bing Australia)

Stelvio Pass in the Ortler Alps, Italy (© Sandro Bisaro/Getty Images)(Bing Australia)

Gardens by the Bay nature park, Singapore (© Hemis/Alamy Stock Photo)(Bing Australia)

Great Fountain Geyser, Yellowstone National Park, Wyoming, USA (© lightpix/iStock/Getty Images Plus)(Bing Australia)

Weaver bird nests hanging from an acacia tree in Samburu National Reserve, Kenya (© Bernd Rohrschneider/Minden Pictures)(Bing Australia)

Bow Bridge in Central Park, New York City, USA (© Ultima Gaina/iStock/Getty Images Plus)(Bing Australia)

Al-Khazneh in Petra, Jordan (© Felix Lipov/Shutterstock)(Bing Australia)

Fire-damaged forest near Wolf Creek Pass, Colorado, USA (© Peter Essick/Aurora Photos)(Bing Australia)

The island of Sanday in Orkney, Scotland (© Jim Richardson/Getty Images)(Bing Australia)

Highland cattle in winter (© René van den Berg/Alamy)(Bing Australia)

Lionfish swimming off the coast of Indonesia (© David Fleetham/Visuals Unlimited, Inc.)(Bing Australia)

Milky Way seen from the coast near Bar Harbor, Maine, USA (© Adam Woodworth/Aurora Photos)(Bing Australia)

Entoloma hochstetteri mushroom at Lake Mahinapua, New Zealand (© Thysje Arthur/Offset)(Bing Australia)

Old Town in Prague, Czech Republic (© Frank Chmura/age fotostock)(Bing Australia)

Yellow-eyed penguins at Katiki Point, Moeraki, New Zealand (© Richard Robinson/Aurora Photos)(Bing Australia)

Red squirrel in Cairngorms National Park, Scotland (© SCOTLAND: The Big Picture/Minden Pictures)(Bing Australia)

Bird’s-eye view of the Golden Gate Bridge, San Francisco, California, USA (© Alex Menendez/Aurora Photos)(Bing Australia)

Lençóis Maranhenses National Park in Barreirinhas, Brazil (© Rudi Sebastian/plainpicture)(Bing Australia)

Fontainhas village on Santo Antão island, the Republic of Cabo Verde (© Guiziou Franck/Getty Images)(Bing Australia)

Sami lavvu structures, Finnmark, Norway (© Céleste Manet/plainpicture)(Bing Australia)

Eastern grey kangaroos in Kosciuszko National Park (© Jochen Schlenker/Masterfile)(Bing Australia)

Bioluminescent plankton at Trwyn Du Lighthouse on Anglesey in Wales (© REX/Shutterstock)(Bing Australia)

Winter scenery near Kuhmo, Finland (© Ville Heikkinen/iStock/Getty Images Plus)(Bing Australia)

A vacuum chamber at NASA Glenn Research Center in Cleveland, Ohio, USA (© NASA)(Bing Australia)

Watson Lake in Granite Dells, Arizona, USA (© Tim Fitzharris/Minden Pictures)(Bing Australia)

Sunbeams across Tartu County, Estonia (© Sven Zacek/Minden Pictures)(Bing Australia)

Stuben am Arlberg, Austria (© 500px/Aurora Photos)(Bing Australia)