If you want to get somewhere in a hurry, you'll be taking the autoroute. The big, ultramodern, smooth as silk, beautifully maintained high speedtoll road. Big Difference #3 [...]
The route that you are on appears at the top of the sign in a small orange rectangle. Abbreviations are:A - Autoroute - the limited access toll road.
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In the States we follow route numbers to get where we want to go. On French signs, they don't always appear (although now seen more and more). So plot your trip on the map first. Road signs are [...]