On a holiday in June this year, myself and another participant were passed by the Google camera car...
https://www.google.co.uk/maps/@52.4182533,-3.038277,3a,75y,98.72h,97.38t/data=!3m6!1e1!3m4!1sRg4UtYFfXy6DVI-1BpdZmA!2e0!7i16384!8i8192?hl=en
That was quite a significant climb out of Clun.