At first glance, you might think these photos depict circuit boards on the inside of a computer, but they are actually apartment buildings in population-dense Hong Kong. Photographer Michael Wolf has captured some unforgettable images of cities all over the world, and Architecture of Density is his latest stunner. Here are just some of his haunting, beautiful and alarming photos from the series: architecture of density 20 architecture of density 10 9 20-2 13-1 3 20-1 12 Architecture of Density architecture of density 13 architecture of density architecture of density 3 architecture of density 6 architecture of density 9 architecture of density 8   For more of Michael Wolf's photography, check out his website here.