Double Multievents

Double decathlon, double weight pentathlon and other extreme track and field multievents.
http://www.dmultis.org

DECA - the Decathlon Association

Resources, results, records, event information, history, links and news in the world of Olympic, college and high school decathlon.
http://www.decathlonusa.org

USA Combined Events: Decathlon and Heptathlon

Resources gathered by the USA Track and Field Association regarding these two sports, including links, events and results, and competitors.
http://www.usatf.org/heptathlon/

Decathlon 2000

News, statistics and information about the decathlon, including biographies of famous decathletes.
http://www.decathlon2000.ee/eng/index.php