Why Do Traffic Signs Look The Way They Do?

A traffic sign displaying a rightward arrow.
The birthplace of traffic signs is thought to be Paris. In 1908, the first World Road Congress was held here, and the very first traffic signs were adopted: “bump,” “curve,” “intersection,” and “grade-level railroad crossing.” Gradually, the number of traffic signs increased, and today there are many dozens of different systems for their use.

The birthplace of traffic signs is thought to be Paris. In 1908, the first World Road Congress was held here, and the very first traffic signs were adopted: “bump,” “curve,” “intersection,” and “grade-level railroad crossing.” Gradually, the number of traffic signs increased, and today there are many dozens of different systems for their use.

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