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Enjoy the CIMASUB

Come and enjoy the underwater world. Find out where, when and what we offer.

Compete in the CIMASUB

Participate and take part in our competition with your photographs, short films or documentaries.

Organiser of the CIMASUB:

Latest news

Four destinations for Cimasub on its February agenda

During February, CIMASUB – Donostia-San Sebastián International Underwater Film Festival will bring underwater culture and cinema to several locations through film screenings, photography exhibitions, and educational...

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The Cimasub Tour 25/26 fills January with underwater cinema in Irun, Beasain, and San Sebastián.

The Cimasub Tour 25/26 kicks off the year with an extensive program throughout January, bringing the best underwater cinema, photography, and marine outreach to different audiences and generations. The activities will take...

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From the achievements of 2025 to an unforgettable 2026: Towards the 50th anniversary

2025 will be remembered as a year of consolidation and growth for CIMASUB. A year in which we have continued to move forward with steady steps, driven by our shared passion for the underwater world and the commitment of an...

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Opinions

Julio Martínez

I had the honour of taking part in this 47th edition of CIMASUB, one of the most prestigious film seasons in Europe, with the award-winning photograph in the "ecological awareness" category. Getting to know San Sebastian,...

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Héctor Ripollés y Lledó Bernat

Héctor Ripollés and Lledó Bernat, runners-up of the videosub world championships in 2021, and participants and winners for the first time in our competition, special mention from the jury for their work "Mediterráneo". He...

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Jorge Martínez Vázquez

For me, Cimasub is and has always been not just an underwater film festival, but a gateway to how things should be done. Its international prestige is indisputable, and its team's attention to detail and commitment to...

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