[Chasers ] [Chaturbates ]
popmech: How to build a 121-story tower that never swaysOkay, Shanghai Tower sways, but thanks to a damping system being used in skyscrapers for the first time, no one will feel it
xxx pics
[Chasers ] [Chaturbates ]
popmech: How to build a 121-story tower that never swaysOkay, Shanghai Tower sways, but thanks to a damping system being used in skyscrapers for the first time, no one will feel it
