Christmas tree at Crystal Pier, Pacific Beach, San Diego, California, USA (© SamAntonioPhotography/Getty Images)

Icebergs, Antarctica (© Art Wolfe/DanitaDelimont.com)

Female moose, Denali National Park, Alaska, USA (© Cavan Images/Alamy Stock Photo)

Sattais Katcheri (Court of 27 pillars), Amber Fort, Rajasthan, India (© Yury Taranik/Shutterstock)

Male white rhinoceroses, Lake Nakuru, Kenya (© Ingo Arndt/Minden Pictures)

Tufa formation on Mono Lake, California, USA (© Susanna Patras/TANDEM Stills + Motion)

Old Town in Helsinki, Finland (© Oleksiy Mark/Shutterstock)

Lake Ontario in the winter season, Toronto (© Brendan Riley/Shutterstock)

Notre-Dame Cathedral, Paris, France (© Julien Fromentin/Getty Images)

Two guanacos, Torres del Paine National Park, Chile (© Floris van Breugel/NPL/Minden Pictures)

The Cornish Coast Path covered in snow, Land's End, Cornwall, England (© Josef FitzGerald-Patrick/Getty Images)

Tre Cime di Lavaredo, Italy (© Daniel Maran/Getty Images)

Poinsettia or Christmas flower (© David Hosking/NPL/Minden Pictures)

Christmas market, St. Stephen's Basilica, Budapest, Hungary (© Calin Stan/Shutterstock)

Northern hawk-owl, Canada (© pchoui/Getty Images)

Lake Misurina, Dolomites, Italy (© Marco Bottigelli/Getty Images)

Salzburg, Austria (© bluejayphoto/Getty Images)

Traditional red fishermen's cabins on the shore of Reinefjorden, Norway (© Pilat666/Getty Images)

English National Ballet performing 'The Nutcracker' (© Caroline Holden/Alamy Stock Photo)

Sibiu Christmas Market, Romania (© Calin Stan/Alamy Stock Photo)

Santa Claus Village in Rovaniemi, Lapland, Finland (© Smelov/Shutterstock)

Halo around the sun, Ore Mountains, Saxony, Germany (© Martin Ruegner/Getty Images)

Two red-crowned cranes in Kushiro, Hokkaido, Japan (© Wirestock, Inc./Alamy Stock Photo)

Christmas market scene in Germany (© Cyril Gosselin/Getty Images)

Christmas trees with the Three Sisters mountain in the background, Canmore, Alberta (© Nick Fitzhardinge/Moment/Getty Images)

Gastown steam clock in Vancouver, British Columbia, Canada (© J Duquette/iStock/Getty Images)

Lake Bled, Slovenia (© Kesu01/Getty Images)

A green sea turtle swims in the Pacific Ocean near the French overseas territory of New Caledonia (© Damsea/Shutterstock)

Borobudur temple, Java, Indonesia (© Robertharding/Shutterstock)

Tasmanian snow gum and pandani plants near Lake Dobson, Mount Field National Park, Tasmania, Australia (© Whitworth Images/Getty Images)

Fireworks over Parliament Hill with reflection, Ottawa (© naibak/Moment/Getty Images)