Public domain images are available to anyone and can generally be used for whatever purpose you like — even commercial use. Images may end up in the public domain for a number of reasons.

He's public domain. Popeye's image now belongs to the world ... copyright has fallen from the works of Grey Owl (otherwise known as the Hastings, England-born Archie Belaney).

The images come from across the Smithsonian's libraries, archives, museums, research centers and more, and are part of the public domain, which means anyone can "use, reuse and transform them into ...

part of a trove of 2.8 million digital pictures and 3-D models, will be in the public domain for the first time under the Smithsonian's new Open Access program. The Smithsonian is not the first ...