By popular demand, here is the "boring version" of the 'Urban Megaregions of the U.S.' map that I posted yesterday, now with a higher minimum density threshold! [OC]
from /r/dataisbeautiful
应大家的要求，这里是我昨天发布的'美国城市大区'地图的 "无聊版"，现在有了更高的最低密度门槛！在这里，我想说的是，我的 "无聊版 "地图，是我的 "无聊版"。[OC]