Runners on South Kaibab Trail in the Grand Canyon, Arizona, USA (© Jason J. Hatfield/Tandem Stills + Motion)(Bing Australia)

Liverpool, England, seen from the waters of the River Mersey (© Alan Novelli/Alamy)(Bing Australia)

Hot air balloon over Auburn, Washington, USA (© Taliesin Black-Brown and Ben Cowan/Nimia)(Bing Australia)

Customers arriving at the Fly-in Drive-in Theatre in Wall Township, New Jersey, USA (© Martha Holmes/Time Life Pictures/Getty Images)(Bing Australia)

Humpback whale pod in Lynn Canal in the Inside Passage of Alaska, USA (© John Hyde/plainpicture)(Bing Australia)

Green sea turtle, Maui, Hawaii, USA (© David Fleetham/Visuals Unlimited, Inc.)(Bing Australia)

Yarn bombing in the village of Gurnard, Isle of Wight, England (© Kuki Waterstone/Alamy)(Bing Australia)

The Pena Palace in Sintra, Portugal (© Andre Vicente Goncalves/Alamy)(Bing Australia)

Great Barrier Reef, Queensland, Australia (© Dick Sweeney/Gallery Stock)(Bing Australia)

Kiasma Museum of Contemporary Art in Helsinki, Finland (© Nikolaus Gruenwald/Offset)(Bing Australia)

Henningsvær Idrettslag Stadion in the Lofoten archipelago of Norway (© Nick Fox/Alamy)(Bing Australia)

Seven-spot ladybird on a mushroom in Arnhem, Netherlands (© Misja Smits/Minden Pictures)(Bing Australia)

Aerial view of a surfer catching a wave, Tenerife, Canary Islands, Spain (© Sergio Villalba/Aurora Photos)(Bing Australia)

Ostrich with chicks in Western Cape, South Africa (© Richard Du Toit/Minden Pictures)(Bing Australia)

Fly fishing on the San Miguel River of Colorado, USA (© Whit Richardson/Aurora Photos)(Bing Australia)

Northern pygmy owl perched on a branch, Cypress Mountain, British Columbia, Canada (© Connor Stefanison/Minden Pictures)(Bing Australia)

Refugee migration from 2000-2016 (© Map visualisation: Records from UNHCR/EarthTime visualisation by Carnegie Mellon CREATE Lab)(Bing Australia)

Yoga practitioners at Red Rocks Amphitheatre in Colorado, USA (© Blaine Harrington III/Alamy)(Bing Australia)

Take Your Dog to Work Day (© Getty Images)(Bing Australia)

The Europa sails the Penola Strait, Antarctic Peninsula, Antarctica (© Colin Monteath/Minden Pictures)(Bing Australia)

Minster of St Mary and St Mark, Reichenau Island, Baden-Württemberg, Germany (© Westend61/Getty Images)(Bing Australia)

Ship tracks over the Pacific Ocean made visible by the clouds that form around the particles in a ship’s exhaust (© NASA)(Bing Australia)

Baobab trees reflecting on the Avenue of the Baobabs in the Menabe region of Madagascar (© Gabrielle Therin-Weise/Getty Images)(Bing Australia)

Concrete dinosaurs along Route 66, Holbrook, Arizona, USA (© Gary Warnimont/Alamy)(Bing Australia)

Composite photo of the beach in Lignano Sabbiadoro, Italy (© Rudi Sebastian/plainpicture)(Bing Australia)

Photographing the Aurora Borealis at Uttakleiv Beach, Norway (© David Clapp/Getty Images)(Bing Australia)

Meteor Crater, Arizona, USA (© Michele Falzone/Alamy)(Bing Australia)

Seattle Great Wheel, Seattle, Washington, USA (© Pete Saloutos/Image Source/Offset)(Bing Australia)