Baltzola is a huge cave full of hard routes. Probably one of the hardest crags in the Basque Country. Climbing here requires strong biceps and a great deal of endurance.
While the outer sectors are oriented South to Southwest, the interior of the cave stays in the shade all day.
Topos on bmf-fvm.org.
Temporary and full-time access restriction see: http://www.bizkaia.eus/home2/Archivos/DPTO9/Temas/Pdf/Otras_Zonas_de_Bizkaia.pdf?idioma=EU&bnetmobile=0
This crag does not have approach information. Could you describe the approach to this crag?
If you can help provide a better quality resource for the climbing community then please click 'edit this crag' button near the top of the page.