Originally Posted by georgie1
hi how do you get to the shell garage that you are talking about, ill be going northbound on the m25 starting from junction 30.
You need J21a not J21 its the 2nd junction round from south mimms (J23) coming from essex (J30).
Once you get off turn right at the top of the slip road/roundabout and then cary straight on and you will see then Shell garage.