The Calgary Herald just produced a piece based on recent research by Charles Boberg on regional variation in the phonetics of Canadian English. Take the online test to see whether you can tell Albertans from Ontarians based on accent: http://www.calgaryherald.com/life/Canucks+Speech/9793211/story.html
CBC Radio 1 Montreal also did a segment for their Cinq-a-Six program on ethnic variation in Montreal English, featuring Charles Boberg with two representatives of different Montreal anglophone communities: http://www.cbc.ca/cinqasix/2014/02/22/the-quest-for-the-montreal-english-accent/