Firebull in Argomilla Thursday, June 13 22:30 Etxebarri (Biscay) 116 Kms. Fiesta of San Antonio 2024 Firebull. You might be also interested in: Firebull in Biscay (1) Firebull in Gipuzkoa (10) Firebull in La Rioja (3) Firebull in Navarre (12)