National Gallery of Canada, Ottawa http://national.gallery.ca/
Montreal Museum of Fine Art http://www.mmfa.qc.ca
Art Gallery of Nova Scotia http://www.agns.gov.ns.ca/
Art Gallery of Ontario, Toronto http://www.ago.net
Confederation Centre, Charlottetown http://www.confederationcentre.com
Winnipeg Art Gallery http://www.wag.mb.ca
Mackenzie Art Gallery, Regina http://www.mackenzieartgallery.sk.ca
Glenbow, Calgary http://www.glenbow.org
Art Gallery of Greater Victoria http://www.aggv.bc.ca
Vancouver Art Gallery HTTP://www.vanartgallery.bc.ca/
McMichael Canadian Collection, in Kleinburg: specializing in paintings by the Group of Seven, and Native Art. http://www.mcmichael.com
This is an amazing resource for galleries and museums across Canada! http://www.virtualmuseum.ca
A site listing every museum, virtual and real. http://www.coudal.com/moom.php