Manhattan is in the midst of an unprecedented boom in tall buildings, nationalgeographic.com reports.
Before 2004, Manhattan was home to 28 skyscrapers 700 feet and taller. Since then, an additional 13 have been built, 15 are under construction, and 19 are proposed—47 more in all, according to nationalgeographic.com.
To see how these additions are rapidly—and radically—changing the skyline: http://kenallensforum.blogspot.com/