C-SPAN

===Special programming===
C-SPAN has also occasionally produced special episodes and series. In 1989, C-SPAN celebrated its 10th anniversary with a three-hour retrospective on the history of the network.<ref name=Shales /> In 1994, ''Booknotes'' collaborated with Lincoln scholar [[Harold Holzer]] to produce [[The Lincoln–Douglas Debates (1994 reenactments)|reenactments]] of the [[Lincoln–Douglas debates of 1858|1858 Lincoln–Douglas debates]] for the network's 15th anniversary.<ref name=Rust>{{cite news |title=Americans Speak Up on Talk TV |first=Michael |last=Rust |newspaper=[[Insight on the News]] |url=https://www.questia.com/library/1G1-20204516/americans-speak-up-on-talk-tv |date=February 9, 1998 |access-date=May 22, 2013 |archive-date=December 22, 2020 |archive-url=https://web.archive.org/web/20201222155846/https://www.gale.com/databases/questia |url-status=dead }}</ref> [[The Alexis de Tocqueville Tour: Exploring Democracy in America]] and ''[[American Writers: A Journey Through History]]'' took viewers on tours of the United States, themed around [[Alexis de Tocqueville]]'s travels and the works of 40 famous American writers, respectively.<ref name=Prial>{{cite news |title=After Many Million Pages, 'Booknotes' Ends Its Run |author=Frank J. Prial |url=https://www.nytimes.com/2004/12/04/arts/television/04lamb.html |newspaper=[[The New York Times]] |date=December 4, 2004 |access-date=May 15, 2013}}</ref> The year-long series ''[[American Presidents: Life Portraits]]'', produced to commemorate the 20th anniversary of C-SPAN, won a [[Peabody Award]].<ref>{{cite web|title=American Presidents: Life Portraits|url=http://www.c-span.org/series/?presidents|publisher=C-SPAN|access-date=March 7, 2016}}</ref><ref>[http://www.peabodyawards.com/award-profile/american-presidents-life-portraits 59th Annual Peabody Awards], May 2000.</ref> The network has also produced special feature documentaries on the history of various American institutions and landmarks. In 2005, C-SPAN hosted a 25-hour "call-in marathon" and essay contest, the winner of which was invited to co-host an hour of the broadcast, to commemorate 25 years of taking viewer telephone calls.<ref>{{cite web |url=http://legacy.c-span.org/C-SPAN25/contestwinners.asp |title=C-SPAN's 24-Hour Call-In Marathon |work=c-span.org |publisher=C-SPAN |access-date=June 4, 2011 |archive-url=https://web.archive.org/web/20110819231444/http://legacy.c-span.org/C-SPAN25/contestwinners.asp |archive-date=August 19, 2011 |url-status=dead  }}</ref>