By the late 1980s, the city consisted of roughly 350 buildings, most 12 to 15 stories high, knitted together so tightly that sunlight never reached the lower levels. Pedestrians moved through a subterranean-like network of corridors dripping with condensation and tangled with improvised electrical wiring. The "City of Darkness" Lifestyle
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The second life of Kowloon Walled City - University of Glasgow By the late 1980s, the city consisted of