Hay Bluff in the Black Mountains, Brecon Beacons National Park, Wales (© Justin Foulkes/SIME/eStock Photo)(Bing United Kingdom)

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

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

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

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

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

Desert View Watchtower, Grand Canyon National Park, Arizona (© Babak Tafreshi/National Geographic/Getty Images)(Bing United Kingdom)

Svalbard Satellite Station, Svalbard archipelago, Norway (© Tim E White/Getty Images)(Bing United Kingdom)

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

Blanchard Springs Caverns in Arkansas (© Garret Suhrie/Tandem Stills + Motion)(Bing United Kingdom)

Interior of the Broch of Mousa on Mousa island, Scotland (© National Geographic Creative/Alamy)(Bing United Kingdom)

A Holi festival in Washington, DC (© Devesh Tripathi/500px)(Bing United Kingdom)

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

Lands End in San Francisco, California (© Toby Harriman/Nimia)(Bing United Kingdom)

Kilchurn Castle on Loch Awe in Argyll and Bute, Scotland (© Derek Croucher/Alamy)(Bing United Kingdom)

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

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

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

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

An adult black bear in the Tongass National Forest of Alaska (© Mark Kelley/Tandem Stills + Motion)(Bing United Kingdom)

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

Storm near Lamar, Colorado (© john finney photography/Getty Images)(Bing United Kingdom)

Stair Hole near Lulworth Cove in Dorset (© Jonathan Dillon/Alamy)(Bing United Kingdom)

Springtime near the village of Aínsa-Sobrarbe, Spain (© Hans Kruse/500px)(Bing United Kingdom)

Cotentin donkey and foal in Normandy, France (© Klein and Hubert/Minden Pictures)(Bing United Kingdom)

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

Scarlet rosefinch male perching (© Arterra Picture Library/Alamy)(Bing United Kingdom)

An elevated trail at Cradle Mountain-Lake St Clair National Park in Tasmania, Australia (© Sean Crane/Minden Pictures)(Bing United Kingdom)

The ‘Spiral Jetty’ at Great Salt Lake, Utah (© Cameron Davidson/Gallery Stock)(Bing United Kingdom)