Aqua (Chicago) and One Bloor (Toronto)

 https://en.wikipedia.org/wiki/Aqua_(Chicago)

Height	261.8 m (859 ft)
Technical details
Floor count	82 5 below ground
Floor area	1,990,635 sq ft (184,936.0 m2)

https://en.wikipedia.org/wiki/Aqua_(Chicago)#Design

https://en.wikipedia.org/wiki/One_Bloor

Height
Roof	257 m (843 ft)
Technical details
Floor count	76
Floor area	68,634 m2 (738,770 sq ft)

https://en.wikipedia.org/wiki/One_Bloor#History

https://jf-databits.blogspot.com/search?q=Chicago

https://jf-databits.blogspot.com/search?q=Toronto