This Month in Photo of the Day: Photos From New National Geographic Books

Young people in oversize papier-mâché heads pause in a blooming field on the way to a summer festival in the town of Banyoles. Called capgrossos in Catalan, the big heads are often worn on feast days.

(From the upcoming National Geographic book Visions of Earth)

Pre-order the book Visions of Earth »
See more pictures in our monthly Visions of Earth feature »
See more pictures of Spain »