Image Attributions: National Gallery of Canada: by Onasill, at Flickr, https://www.flickr.com/photos/onasill/25945229904 ; Vancouver Art Gallery: by MandyJ, at Flickr, https://www.flickr.com/photos/8276133@N08/2061066679/ ; MoCA Toronto: City of Toronto, at Flickr, https://www.flickr.com/photos/cityoftoronto/41697774641; MMFA by Photo Squirrel, at Flickr, https://www.flickr.com/photos/82049152@N05/15017225421/in/photolist-oT2cVF-oAtR1m-oANjz3-oTg2vq ; Winnipeg Art Gallery (in 1971) by Number Ten Architectural Group; Art Gallery of Ontario: by DGriebeling, at Flickr, https://www.flickr.com/photos/dgriebeling/3714789299/in/photolist-6EkoVs-6Eggrn-6Eggbn-6Ekq2Y-6EkoNf-5HEyHb-6EgEuP-5HE8L9-5BC2rh ; The Power Plant Contemporary Art Gallery by John Kannenberg, Flickr, https://www.flickr.com/photos/jkannenberg/3780392081/ ; Musee d’art contemporain de Montreal, photo by Nat Gorry/MACM, wikimedia https://commons.wikimedia.org/wiki/File:Facade_du_Mus%C3%A9e_d%27art_contemporain_de_Montr%C3%A9al.jpg