Oñati-Arrikrutz cave

It deals with a cave formed in the limestone and dolomites of the upper Jurassic-lower Cretacic ages (between 154 and 96 million years ago). The system with 14 km of interconnected galleries and 6 superimposed floors is the largest cave of Gipuzkoa
The visit will be made to Gallery 53, located in the eastern sector of the Arrikrutz cave; a fossil gallery and former drain of the Aldaola River, it presents large galleries with interesting stalagmite concretions. The gallery of 390 m in length descends 55 m with an average slope of 9 degrees.
During the 60 minutes that the tour of the interior of the cave lasts, the system will permit taking on, in a fully educational and attractive way, such subjects as:
-Water and hydrology as sculptors of the cave.
-The Arrikrutz Cave as a fraction of the more than 15 km that make up the complex and vast karst system of Gesaltza-Arridrutz.
-The geological formation of the cave and the evaluation of its wealth; among which stand out an underground river and a gallery adorned with enormous stalactites.
-The origin of the mineral universe.
-Archaeological and paleontological findings in Arrikrutz (complete skeleton of a Cave Lion, partial skeletons and skulls of panthers, bear sites).)
It is recommended to make prior reservations.
Tel.: 943 08 20 00 / 943 78 34 53
emaila: This e-mail address is being protected from spambots. You need JavaScript enabled to view it
Hours open:
From Tuesday to Sunday.
March, May and October: 10:00-14:00 / 15:00-18:00
From June to Septembre: 10:00-14:00 / 15:00-19:00
From November to February: 10:00-14:00 / 15:00-17:00
*Long weekends, Easter Week and holidays: it will open in the June-September schedule.
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