Norcross Brook and wetlands near Moosehead Lake in Piscataquis County, Maine

'Now & Forever,' a mural by Tristan Eaton honoring health care workers, May 11, 2020, in New York City

The Great Pyramid of Cholula, in Cholula, Puebla, Mexico

Grey seal hitching itself over the beach at Donna Nook, North Lincolnshire, England

Poster for Teacher Appreciation Week by 12-year-old Caroline Holt, 7th-grade student at the Bush School, Seattle, Washington

Burchell's zebra stallions, Rietvlei Nature Reserve, South Africa

Cherry blossoms at the Japanese Tea Garden in Golden Gate Park, San Francisco, California

'The Spirit of Harlem' mural by Louis Delsarte in Harlem, New York City

Aerial view of tidal channels in marshland of the Mockhorn Island State Wildlife Management Area, Virginia

Northern gannets on Great Saltee Island, Ireland

Yayoi Kusama's 'Pumpkin' artwork on Naoshima Island, Japan, in August 2018

Wensleydale, Yorkshire Dales National Park, North Yorkshire, England

Adélie penguins diving off an iceberg in Antarctica

The Cholla Cactus Garden in Joshua Tree National Park, California

Casa Batlló in Barcelona, Catalonia, Spain

Mississippi River on the border between Arkansas and Mississippi

The north coast of Madeira, Portugal

Tegallalang Rice Terraces, Ubud, Bali, Indonesia

Large school of Munk's devil rays seen from the air, Gulf of California, Mexico

Montalbano Elicona, Messina, Sicily, Italy