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SAN SEBASTIAN INTERNATIONAL
UNDERWATER FILM FESTIVAL

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.

Organized by:

Subacuaticas

Latest news

Prize draw for 10 CRESSI waterproof rucksacks – CIMASUB 50th anniversary special edition

Do you know someone who always dives with their camera?

To celebrate our 50th edition, together with CRESSI we want to share something very special: We’re giving away 10 CRESSI waterproof backpacks, special CIMASUB 50th...

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CIMASUB 2026 has announced its winners: 50 years of history and a list of achievements to celebrate

The 50th edition of the Donostia-San Sebastián International Underwater Film Festival has announced its winners. This has been a particularly exciting year for CIMASUB, as we celebrate half a century of sharing images,...

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The CIMASUB Tour 25/26 is heading to its final stops in Zumaia and Tolosa

The CIMASUB Tour 25/26 is now entering the final stretch of its itinerary. Before giving way to a new edition of the Tour, which will begin shortly, underwater film and photography will come to Zumaia and Tolosa in October,...

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Opinions

Rol Freeman (AOLDE Radio)

Rol Freeman from AOLDE Radio gives us his opinion in this video after spending 3 days with us in last year's Cycle. He also published this fantastic article that moved us completely. Thank you very much Rol, this is your home...

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Andrea and Marco Spinelli

Our participation in CIMASUB has been an extremely enriching and motivating experience. The festival not only gave us the opportunity to present our work to an audience passionate about the marine environment, but also allowed...

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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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