Everyone always says that pictures are worth a thousand words, but that is not always the case. If a picture is taken well, then it should evoke a certain feeling to whomever is looking at it. Here is an example of a sense of place photo I took this past winter.
Or, the picture should tell a sort of story. Viewing ordinary objects in a way that will say something other than just looking at a bunch of random objects. One example of this would be a portrait without a person. This just means taking a picture of an area that will tell a story about the person who occupies the area in the picture. Here is an example of a portrait without a person.
Pictures can be an effective way of telling a story, and having a basic understanding of photography can really help when it comes to needing a picture to enhance a story.