Alarde de Hondarribia Historical milestone · Hondarribia, Bidasoa Beherea / Bajo Bidasoa, Gipuzkoa Civic-military parade commemorating the town's defense during the 1638 siege, held every September 8 since 1639, as part of the patron saint festivities running from the 7th to the 11th of that month. 8 de septiembre Photo: Ricardo Martín (Public domain) What to see and do in Hondarribia