Historically, the photographs we tend to remember are not the ones that capture the whole of a tragedy — a broad battlefield — but the ones that depict the personal effects of one — the ones that evoke the specific emotions of a specific time. Here is a look at some iconic images.
Battling wildfires in Portugal and California, Ironman World Championship triathlon, the front line in Raqqa, Syria, record for most people dressed as Rosie the Riveter and more images from around the world.
The contest is accepting entries in one or all of four categories: wildlife, landscapes, underwater and aerials. The grand-prize winner will receive $10,000, publication in National Geographic Magazine and a feature on National Geographic’s Instagram account.