Industria curtidora de Antzuola Historical milestone · Antzuola, Debagoiena / Alto Deba, Gipuzkoa Image of Antzuola, not of the place itself. Leather tanning was a leading industry in Antzuola; in 1931 four tanning factories were documented in the municipality. 1931 Photo: Zarateman (CC0) What to see and do in Antzuola