Three high school students in Oakland, Calif., swap photos using Snapchat. Ike Sriskandarajah/Youth Radio hide caption

Zheng Jinrong poses with a portrait of herself and her grandson in a migrant village in Shanghai. She received the photographs as part of a global event to provide high-quality portraits for people who otherwise can't afford them. Frank Langfitt/NPR hide caption

The tips of balsam fir trees are used to make Christmas wreaths. USDA hide caption

Andre Le Notre pumped in water from the Seine River to create the Grand Canal at Chateau of Versailles. Boris Horvat/AFP/Getty Images hide caption

Susan Shargel, an insurance broker in San Francisco, says she's seeing health insurance plans offer fewer doctor and hospital options. Pauline Bartolone hide caption

Bales of imported clothing are wheeled into the Gikombo Market in Nairobi, Kenya. Sarah Elliott for NPR hide caption

Curator Jenny Robb is in charge of the Billy Ireland Cartoon Library and Museum's vast collection of everything from Calvin and Hobbes to Superman. Tony Dejak/AP hide caption

Former Miss Israel and Fast & Furious actor Gal Gadot has been cast as Wonder Woman in the upcoming Batman vs. Superman movie. Frazer Harrison/Getty Images hide caption