Eastern bluebirds in Charlotte, North Carolina (© Elizabeth W. Kearley/Getty Images)

Marmot with the peak of Grossglockner in the background, Austria (© SeppFriedhuber/Getty Images)

Colossal limestone statues on Mount Nemrut, Adıyaman, Turkey (© Peerakit JIrachetthakun/Getty Images)

Northern Vosges Regional Nature Park, France (© Michel Rauch/Minden Pictures)

Sandstone formation and pools of water in 'The Wave,' Paria Canyon-Vermilion Cliffs National Monument, Arizona (© Dennis Frates/Alamy)

Mount Sefton in Aoraki/Mount Cook National Park, South Island, New Zealand (© AWL Images/Danita Delimont)

Artists of the Music and Fine Arts Institute, Jammu, paint 'Thank You Corona Warriors' (© JAIPAL SINGH/EPA-EFE/Shutterstock)

Great grey owls in Montreal, Canada (© rollandgelly/Getty Images)

Moon dog photographed at Hug Point Falls on the Oregon coast (© Ben Coffman/Tandem Stills + Motion)

Nieve penitente ice formations seen on Agua Negra Pass in the Coquimbo Region of the Andes, Chile (© Art Wolfe/Danita Delimont)

Almond blossoms surround a red barn in California's Central Valley, United States (© Jeffrey Lewis/Tandem Stills + Motion)

Muskox with newborn in the central Arctic coastal plain of Alaska (© Steven Kazlowski/Danita Delimont)

Ocean waves crashing over a heart-shaped rock island off the coast of Sydney, Australia (© Kristian Bell/Getty Images)

Onkaparinga River, Port Noarlunga, South Australia (© plainpicture/AWL/Marco Bottigelli)

Flowers and ironwork fence in front of a house in New Orleans, Louisiana (© Lauren Mitchell/Offset by Shutterstock)

Almond blossoms overlooking Trevi, Perugia district, Umbria, Italy (© Maurizio Rellini/eStock Photo)

Stones in a river near the hamlet of Lavertezzo, in the Valle Verzasca of Switzerland (© Robert Seitz/Offset by Shutterstock)

Chhatrapati Shivaji Maharaj International Airport (© AWL Images/DanitaDelimont.com)

Clearing snowstorm, Yosemite National Park, California (© Jeff Lewis/Tandem Stills + Motion)

Porto, Portugal (© Kanuman/Shutterstock)

The Cobb breakwater, Lyme Regis, Dorset, England (© Ross Hoddinott/Offset by Shutterstock)

Dalmatian pelicans on ice, Lake Kerkini, Greece (© Guy Edwardes/Minden Pictures)

Le Morne Brabant, Mauritius (© Hemis/Alamy)

Mehrangarh Fort in Jodhpur old town (© Pratan Ounpitipong/Getty Images)

Red lanterns hanging in Jinli Street, Chengdu, China (© Philippe LEJEANVRE/Getty Images)

Twin polar bear cubs asleep in a snow den in Wapusk National Park, Manitoba, Canada (© AF archive/Alamy)

City Palace on the banks of Lake Pichola in Udaipur, India (© Chaiyun Damkaew/Getty Image)

A blue tit amongst daffodils on St David's Day in Wales, UK (© Philip Jones/Alamy)