Last weekend I took Friday and Monday off to travel south from San Francisco to San Jose and then East over Mt Hamilton , into Del Puerto Canyon. It was about 160 miles. Due to bad weather Monday I came back Sunday. Before the ride , I got a huge amount of advice on this thread:
https://modernvespa.com/forum/topic65410?highlight=modesto . Thanks to all. I took a route similar to the second one posted on the thread.