If you rent a car like that and go to Napa
Oakville Grade
Be mindful that August in Napa could be sweltering hot
WAY better roads in Amador Co, in Fairplay, Fitzpatrick Winery has a little bed and breakfast setup, nice view from the deck, sort of a long dirt road up there though, looks just like this

Lodge, prior shot from the deck on the right, facing to the right. The guys in the Mercedes with the black hood were jerks

more vines and cars, that is Lapawuli's blue Fiat coupe in the middle, for any of you 914 or Fiat guys from the Bay Area, he's been gone five years now. Forget who belonged to the mint color 911