Dragons tail is one road I like to do once.
But speed control seems to be strict and lots of traffic there as well.

I know it from biking videos.
>> don't know how to kopy the link but google for:
"yellow wolf goldwing dragon's tail"

Hannes
once: Green M3W; 2013
now: Red 4/4 Sport; 2011
and some practical cars for use in real life