The typeface you see on those big, green signs is aptly called Highway Gothic. The first research for its use as a freeway sign was in California starting in 1949.

The Bureau of Transportation Statistics estimates that 91% of summer trips will be via car and 250 to 499 miles each way. Today we look at our roads. Originally, California’s road signs were ...

On the road. The Bureau of Transportation Statistics estimates that 91% of summer trips will be via car and 250 to 499 miles each way. Today we look at our roads. Signs of the times. Originally, ...

Originally, California’s road signs were black with white lettering, but the state changed them after a federal rule was extended to the states.