The exposed steel girders of HSBC's Asian headquarters turn purple and green, then red and yellow, then blue and yellow, punctuated by occasional bright white flashes.
Building 20's unfinished look – exposed steel girders, concrete floors and wires dangling from the soaring ceiling to desks below – recalls a fledgling start-up instead of the world's largest social network, with 1.5 billion monthly active users worldwide.
We were expecting a hole-the-wall joint, but this place is pretty hip: a big open space, full of reclaimed furniture, with its exposed iron girders painted gold.
Trotting out on to the pitch, the star Yugoslav striker Rajko Mitic ripped his head open on an exposed steel girder in the tunnel and, the referee cussed and impatient, was forced to miss the start of the game.
He was given a little office without cabinets, and after he built a shelf there, by bolting a steel plate to an exposed steel girder, he sent his friends a photograph of himself lying across it, and boasted that if the shelf ever collapsed the building would go down with it.
The demolition, which started last fall, has left girders exposed and scrap metal piled high.
A tottering roof leaned into the cavernous sanctuary, which was scattered with hymn books and prayer request forms, a cloudless blue sky glaring through the exposed red steel girders.
