Originally Posted by
geofitz13
Could you please tell me where to find such a road? I would be most interested!
I put down 21 to 21.9 miles, but that's a guess. Really pushing it, under ideal conditions, I might be able to squeeze out a bit more...
You can do that here (a 10 mile out and back) in the summer before 9 a.m. Trouble is, for you, it's at 7200 ft elevation.