Translate the following English sentence to French:
"Very recently I was going for a walk around my town, Vigo, in Galicia, in the north west of Spain, when I happened to see a large works sign."
Il y a quelques jours, je me promenais dans ma ville, Vigo, en Galice, dans le nord-ouest de l'Espagne, et j'ai eu l'occasion d'examiner un grand panneau de chantier.