Cn Tower Completion Date 2024. A full renovation of the cn tower's main observation level has been underway for almost a year now, with an expected completion date sometime in june. It took more than 1,500 workers and 40 months to build what would become the tallest tower in the world upon its completion, standing at 553 meters (1,815 feet) tall.
It took more than 1,500 workers and 40 months to build what would become the tallest tower in the world upon its completion, standing at 553 meters (1,815 feet) tall. It was not only a functional communications tower but.