Urtarrilak 25 « GR 123(Bizkaiko Bira) Ondarroa-Ispaster »
Informazioa PDF-an: https://www.ganzabalmt.org/wp-content/uploads/2026/01/GR-123-Bizkaiko-Bira-Ondarroa-Ispaster-check-list.docx.pdf Mapa: https://www.ganzabalmt.org/wp-content/uploads/2026/01/GR-123-Etapa-10-Ondarroa-Ispaster-mapa_page-0001.jpg Track-a: https://www.bizkaia.eus/eu/gr123/etapa/-/asset_publisher/ANte0czxRqC8/content/etapa-10-ondarroa-ispaster/880303