Photo of the Day

Picture of fog over a forest in Acadia National Park
October 20, 2021

Autumn Forest

Morning fog rolls over an autumnal forest in Maine's Acadia National Park. The park is one of the nation's smallest, but can see upwards of three million visitors a year.
Photograph by Michael Melford, Nat Geo Image Collection

Go Further

Subscriber Exclusive Content

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history