Car parking:

 

Tours commence in front of La Poste
(the poste office) on Place du 11 Novembre,
84110 Vaison-la-Romaine.
 
Place du 11 Novembre is located at the corner of Rue Trogue Pompée and Avenue Général de Gaulle.

GPS:

44°14'29.5"N 5°04'23.8"E

44.241517, 5.073271