These 8 million miles of roads, streets and highways are the lifeblood of our transportation network.
Source: Every line on this mesmerizing map is a road in the U.S. | MNN – Mother Nature Network
These 8 million miles of roads, streets and highways are the lifeblood of our transportation network.
Source: Every line on this mesmerizing map is a road in the U.S. | MNN – Mother Nature Network
