http://historymedren.about.com/od/crusadestopics/
http://www.fordham.edu/halsall/sbook1k.html
Manuscript Illuminations of the Crusades
http://www.bnf.fr/enluminures/themes/t_1/st_1_02/a102_006.htm
http://libtext.library.wisc.edu/HistCrusades/
Steven Kreis: A useful introduction with some references
http://www.historyguide.org/ancient/lecture25b.html
http://www.ku.edu/kansas/med/crusades.html
“Eyewitness to History”: Popular site, but has interesting overviews
http://www.eyewitnesstohistory.com/mefrm.htm
Labyrinth Medieval Studies Website:
http://labyrinth.georgetown.edu/display.cfm?Action=View&Category=Crusades
College of State Island, City University of New York: (Orb website for Medieval Studies)
Medieval Church.org site with useful bibliography
http://www.medievalchurch.org.uk/crusades.html
Courses taught on the Crusades:
Paul Halsall,
http://www.unf.edu/classes/crusades/
Prof. Hyams,
http://falcon.arts.cornell.edu/prh3/259/
Prof. Skip Knox,
http://crusades.boisestate.edu/contents.html