Some interesting alternatives to Google Maps

 

…see https://www.jalopnik.com/2201597/road-trip-rule-take-scenic-...

I used the Porsche app a few years ago and it had me on the Oakville Grade which connects Napa to Sonoma. What a ride! On the Napa side you come out at the famous Oakville Grocery which is just down the road from the Mondavi Winery.

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John from PA