Views from Strid Wood over the River Wharfe in North Yorkshire (© Natalie Sternberg/4Corners)(Bing United Kingdom)

Harbin Opera House in Harbin, China (© Hufton and Crow/VIEW Pictures Ltd/Alamy)(Bing United Kingdom)

Sun setting in Dartmoor National Park, Devon (© Jonathan Scott/Nimia)(Bing United Kingdom)

A European roller preening in Bulgaria (© Marion Vollborn/Minden Pictures)(Bing United Kingdom)

Fireworks explode above the Maracanã Stadium in Rio de Janeiro, Brazil (© Buda Mendes/Getty Images)(Bing United Kingdom)

Saxon Switzerland National Park, Germany (© Andreas Vogel/500px)(Bing United Kingdom)

Exterior of Mehrangarh Fort in Jodhpur, India (© Lucas Vallecillos/age fotostock)(Bing United Kingdom)

Mar Saba monastery overlooking the Kidron Valley, Jerusalem, Israel (© Roman Pesarenko/500px)(Bing United Kingdom)

Sand patterns made by pufferfish near Amami Oshima, Kagoshima, Japan (© Yoji Okata/Minden Pictures)(Bing United Kingdom)

Dunraven Bay on the Glamorgan Heritage Coast, South Wales (© Adam Burton/Alamy)(Bing United Kingdom)

Blue Hen Falls, Cuyahoga Valley National Park, Ohio (© Patrick Jennings/Shutterstock)(Bing United Kingdom)

Elephants in Addo Elephant National Park, South Africa (© Johan Swanepoel/Alamy)(Bing United Kingdom)

Bacon Creek, Mount Baker-Snoqualmie National Forest, Washington (© Ethan Welty/Tandem Stills + Motion)(Bing United Kingdom)

Tea plantation in Kericho County, Kenya (© Yann Arthus-Bertrand/Getty Images)(Bing United Kingdom)

Rio de Janeiro including Maracanã Stadium illuminated at night, Brazil (© Corey Jenkins/Alamy)(Bing United Kingdom)

Playa de Las Teresitas at San Andrés, Tenerife (© Cornelia Doerr/age fotostock)(Bing United Kingdom)

A red pincushion bloom at Kirstenbosch National Botanical Garden, Cape Town, South Africa (© Mint Images/Frans Lanting)(Bing United Kingdom)

Fort Jefferson in Dry Tortugas National Park, Florida (© Miami2you/Shutterstock)(Bing United Kingdom)

Common kingfishers perched on a camera lens (© Sijanto/Getty Images)(Bing United Kingdom)

Maria Lenk Aquatics Centre, Rio de Janeiro, Brazil (© Buda Mendes/Getty Images)(Bing United Kingdom)

Rio de Janeiro from Sugarloaf Mountain, Brazil (© Juan Carlos Ruiz/500px)(Bing United Kingdom)

Owlman of the Nazca Lines in Peru (© Laura Fafone/Getty Images)(Bing United Kingdom)

A coral reef in the Red Sea near Egypt (© cinoby/iStock/Getty Images)(Bing United Kingdom)

The Temple of Jupiter and Mount Vesuvius from Pompeii, Italy (© Design Pics Inc/REX/Shutterstock)(Bing United Kingdom)

Symonds Yat Rock overlooking the River Wye (© Ahmad Alsharhan/Alamy)(Bing United Kingdom)

Market Hall in Rotterdam, Netherlands (© Tetra Images/Offset)(Bing United Kingdom)

Afon Ogwen, a river in Snowdonia National Park, Wales (© Graham Eaton/Minden Pictures)(Bing United Kingdom)

Fishing lodges on the Tree River in the Kitikmeot Region of Nunavut, Canada (© Jason Pineau/Getty Images)(Bing United Kingdom)

The Notting Hill Carnival in London (© Paul Brown/Alamy)(Bing United Kingdom)

Moray Inca ruins near Maras, Peru (© Panoramic Images/Getty Images)(Bing United Kingdom)

Bonifacio on the island of Corsica, France (© BIOSPHOTO/Alamy)(Bing United Kingdom)