From gulags to dusty donkeys, Google Maps reveals Earth's mysteries[ Tue, 29 Jan 2013 23:33:29 GMT ]Google officially updated North Korea on Google Maps. Thanks to crowd-sourced data, the area is no longer blank, but instead includes markings for just about everything — right down to the locations of prison camps. This isn't the first time Google Maps (and its 3-D counterpart, Google Earth) helped reveal previously obscured — or even unknown — geography.