(AltaVista Company, Palo Alto, CA) The first search engine to index every word on a page and provide a retrieval system to extract relevant information. Developed by Digital's Research Labs in Palo Alto in 1995, the AltaVista search engine was available in more than 25 languages in a variety of versions. In 2003, AltaVista was acquired by Overture, which was acquired by Yahoo later in the year. In 2011, the AltaVista search was redirected to Yahoo. See Web search engines and Overture.