Search all of Google's indexed images by any topic, full name or someone's user ID.
Flickr is one of the original and largest image and photo sharing sites online. Use this search to find pictures by keyword(s) or a person
by full name.
Search Bing Images by subject, keywords or a person's full name or user ID.
Pinterest is a social network where people share ( "pin" ) photos, pictures and videos of their interests, which makes Pinterest a good
place to search for images of things or people.
Yahoo had one of the first image search engines. You can search Yahoo Images by keyword(s), someone's name or user ID.