Encarta

Microsoft Encarta was a digital multimedia encyclopedia published... by Microsoft Corporation from 1993 to 2009. Encarta's standard edition included approximately 50,000 articles, with additional images, videos and sounds. The premium editions contain over 62,000 articles and other multimedia content, such as 25,000 pictures and illustrations, over 300 videos and animations, and an interactive atlas with 1.8 million locations. Its articles are integrated with multimedia content and may have a collection of links to websites selected by its editors.