This Month in Photo of the Day: Vintage National Geographic Photographs

A sudden snowstorm buffets May Day revelers during a stroll through Helsinki’s Kaivopuisto Park in 1967.

A staff photographer for 33 years, George F. Mobley worked on projects on every continent. He loved the outdoors and was especially interested in the Arctic regions, covering Greenland, Siberia, and northern Canada in addition to Scandinavia.

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