Animation of the distribution of US Zip Codes. [OC] Gives some great insight into how people settled the US, showing indications of pioneer trails, how settlement follows topographical features, and generally how densely populated the eastern US is.
from /r/dataisbeautiful
美国邮编分布的动画。OC]对人们如何在美国定居提供了一些很好的见解，显示了开拓者小径的迹象，定居是如何遵循地形特征的，以及美国东部人口是如何密集的。