This article provides an overview of some of the main areas surrounding the broad topic of "Digital Libraries". This includes the advantages and costs of digitisation; the traditional and digital library; the library community and digitisation; and an examination of various digital library projects. It is not exhaustive, but hopefully, it provides some general information and guidelines for the reader. The article concludes with a critique within a social and political angle, including a consideration of the gender issue. (Contains 1 note.)