Fiesta of Gantzaga 2017 from November 11 to November 12. Past days. Saturday, November 11 Sunday, November 12 Sunday, November 19 You might be also interested in: Saint Martin 2017 - Forua (Biscay) - 34 Kms. Saint Martin 2017 - Arrieta (Biscay) - 39 Kms. Saint Martin 2017 - Zamudio (Biscay) - 42 Kms. Saint Martin 2017 - Arama (Gipuzkoa) - 49 Kms. Saint Martin 2017 - Algorta (Biscay) - 61 Kms.