This tutorial will cover the hot topic of multimedia and the Semantic Web with focus on multimedia search engines, automatic semantic annotation of multimedia, and use of semantic web tools in the production of new media formats. The tutorial will also cover some open-source tools, thus enabling the participants to put easily their newly learned skills into practice. The material to be presented will include the latest research results from several European projects on multimedia and semantically-enabled knowledge technologies (Prestospace, NM2, MediaCampaign, and SEKT).