We return to the John Muir Historical Site in Martinez. Thank you Marilyn, it is a lovely place. Parking fee is $3. There is water and restrooms.
Directions: Take 80 toward Sacramento, take 4 toward Martinez, then exit Alhambra and go under freeway. Turn left on Alhambra and turn directly left into parking lot. You can also get there via 680.
Their address is:4202 Alhambra Avenue, Martinez, CA 94553-3826 Phone:(925)228-8860