Vadim Makhorov and Vitaliy Raskalov, daredevils who recently attracted a good deal of attention for climbing the great pyramid of Giza, have just posted a video in which they scale the entirety of the Shanghai tower, including the 60 foot crane atop the structure. It’s unlikely that Dennis Poon, the lead structural engineer on the Tower, had this type of use in mind when he designed the scheme for the building.