Some more info on the trees: from Calgary Downtown Association [1], some excellent photographs from various sources [2][3][4], and from the structural engineer

Some more info on the trees: from Calgary Downtown Association [1], some excellent photographs from various sources [2][3][4], and from the structural engineer [5]. Sadly, the architects (Cohos Evamy, merged and renamed DIALOG) don't have a feature on their website or in an archive I could find. [1] http://www.calgarydowntown.com/saw/Stephen-avenue-info/stephen-avenue-galleria-trees.html http://www.calgarydowntown.com/saw/Stephen-avenue-info/steph... [2] https://christophermartinphotography.com/2010/10/22/the-trees-on-stephen-avenue https://christophermartinphotography.com/2010/10/22/the-tree... [3] http://calgary.skyrisecities.com/news/2016/10/steel-trees-stephen-avenue http://calgary.skyrisecities.com/news/2016/10/steel-trees-st... [4] http://www.tboake.com/steel/bankers_hall.html http://www.tboake.com/steel/bankers_hall.html [5] http://astint.on.ca/bankers-hall-galleria-trees-sculpture/ http://astint.on.ca/bankers-hall-galleria-trees-sculpture/