23. John Hancock Tower
At first look, you would be forgiven for considering that the 60-storey John Hancock Tower is a shining beacon of American architectural brilliance- and in 1976 many felt the identical.
However regardless of the preliminary reward, the minimalist construction’s home windows crumbled. The constructing was featured in an article titled “Why buildings fall down” by Matthys Levy and Mario Salvadori, with thermal stresses being cited as the reason for mass destruction of the 10,000 home windows
