The Confederation Building is a building in Winnipeg, Manitoba, Canada, built by architect J. Winnipeg (ˈwɪnɨpɛg is the capital and largest city in the Canadian province of Manitoba, and 7th largest municipality in Canada with a population Country to "Dominion of Canada" or "Canadian Federation" or anything else please read the Talk Page Wilson Gray. The eleven-storey office building stands forty-one metres tall (135 ft).