Fiesta of Eulz 2018 from September 21 to September 23. Past days. Friday, September 21 Saturday, September 22 Sunday, September 23 You might be also interested in: Fiesta of Antoñana 2018 - Antoñana (Alava) - 37 Kms. Saint Anastasia 2018 - Urretxu (Gipuzkoa) - 54 Kms. Fiesta of Zaramaga 2018 - Zaramaga (Alava) - 72 Kms. Little Saint Peter 2018 - Pasajes (Gipuzkoa) - 76 Kms.