That might be another reason that Hadrian's Wall is more remembered - It's one they held for a reasonably long time (generations) whereas Antonine's was far mor

That might be another reason that Hadrian's Wall is more remembered - It's one they held for a reasonably long time (generations) whereas Antonine's was far more ephemeral in that way too. The Berlin Wall is almost gone, but I don't think anyone will forget it in a hurry.