Bow Valley Square
Canada
The 1019th tallest building in the world
Bow Valley Square is a four-tower office tower complex in downtown Calgary, Alberta, Canada. The complex constructed in stages between 1972 and 1982 was home to Calgary's tallest building between 1974 and 1976. The complex is owned by Alberta Investment Management Corporation, OMERS and Oxford Properties Group.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).