[crznp]

Are you not counting the Surfside (Miami) condo collapse?

Also since it talked about the leaning tower of Pisa: the Civic tower in Pavia (1989) and original Campanile in Venice (1902), probably more examples like that.

[walrus01]

Approximately the same size of residential structure, a condo tower in Islamabad Pakistan collapsed in an earthquake in 2005. The earthquake didn't collapse any other condos in the same city, it wasn't an extremely severe one, the fault was with deficiencies in the structural engineering and construction.

https://www.google.com/search?q=margalla+towers+islamabad+co...

[acaloiar]

At 12 floors, the Champlain Towers South in Surfside would generally not be considered a skyscraper.