ok..you have a ride. 161 miles plus return to rosa from 116 near Guerneville rd.
please check the route and make sure you are good with it. i have bottle rock road on it…let me know if that is one you guys like or not..i can't remember it by name but i think it is decent.
here is the link to the ride with gps site showing the route. if you have a gps the gpx track is there to download.