AA PLT/3.9MM, DL SM/1MM, HH ♦, Hyatt ♦, SPG Gold, AMEX Corp Plat. does not like you are paying the way for these, like most others of ft claim they are..
"how expensive is it for the autoroute" probably about a dime a mile, plus gas.
there are a number of fabulous places to stop and poke around. we walked the great vineyards of burgundy the last trip we took. we stayed in b&b's ate in 1&2*'s or equivalent.