Will you be driving in Europe this summer holiday? Are you familiar with the wide range of European road signs? If not, you'd better have a go at Radio 4's Broadcasting House quiz.

The world has turned topsy-turvy, say angry French farmers, and here are the signs to prove it. Motorists in rural France have recently been astonished to see thousands of road signs at entrances ...

One third of the 1,700 drivers surveyed by the RAC said they found road signs more straightforward to understand at home, although one in 10 said they found European road signs easier to read.