In addition to their own collection, which includes the geography of religion and imperial history of the Middle East of Maps of War provides a selection of multimedia maps on the web, for example the crisis in Darfur, a global migration snapshot by the NY Times or a homicide map of Los Angeles.
The BibliothÃ¨que et Archives nationales du QuÃ©bec (BAnQ) offers an online collection of Maps and plans including a digital collection on the cartography of North America from 1500 to 1800.
The NEV (NÃºcleo de Estudos da ViolÃªncia) provides a link to their collection of online maps here. These are static maps, mostly high-res jpegs, but it is an impressive and quite detailed repository of thematic maps for SÃ£o Paulo, covering population statistics, crime, health, education and more, mainly from
the 1991 and 2000 census.