TORONTO - JUNE 13: A modern building on June 13, 2012 in Toronto. Toronto's boom has helped lead to development of more highrise buildings in 2011 than any other city in North America.

TORONTO - JUNE 13: A modern building on June 13, 2012 in Toronto. Toronto's boom has helped lead to development of more highrise buildings in 2011 than any other city in North America.

 Stock photo ID: 106050314

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