how about taking the journey again, same time of day, taking a notebook with you and seeing if you can remember anything as you go along, and when you get to the same bit on the journey again. You might do. If it really does bother you that you can't remember more, it might be worth it, then you won't have a hangover of :-( -ness about it all, and you'll know you did what you could to help
/serious suggestion
( vladimir, Mon 1 Jun 2009, 18:38, archived)

Oh hang on a minute,
suggestionFAIL, you drive them, don't you.
( vladimir, Mon 1 Jun 2009, 18:40, archived)