Author 'Gipsy34' (Id 176364 ) : Today we are of passage to Belfort... cuckoo Panda! We see this train passing on the highway, I always request what he was doing the. This is what I found on Google. The TGV 001, developed experimental turbotrain service in 1972 has been built by Alsthom and designed in collaboration with the SNCF to explore the range of speeds of between 250 and 300 km/h with a view to the creation of a network of TGV lines. For those who want the end of the story, go on Wikipedia, it would be too long here.