Home | CIMASUB - Ciclo Internacional de Cine Submarino de Donostia

CIMASUB 2026 Breaks Attendance Records and Submits Its Entries to the Jury

The deadline for submitting entries to CIMASUB 2026 ended yesterday, and it does so with news that fills us with excitement: this 50th edition has seen the highest...

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CRESSI joins the CIMASUB family with prizes and surprise gifts

CIMASUB continues to secure significant support to host a very special edition. In 2026, the year the festival celebrates its 50th edition, we are delighted to announce that CRESSI has joined as...

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The ocean comes to Pamplona and Llodio thanks to CIMASUB

The CIMASUB Tour 2026 continues throughout September with new offerings in film, photography, and underwater education. This time, Pamplona...

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The best in underwater cinema continues its tour in August with two new screenings in Bakio ...

Summer continues to offer a unique opportunity to bring the sea closer to the public through the best in underwater cinema. Following the success of the...

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The sea once again takes center stage in the ZERO ZABOR URETAN 2026 campaign, featuring CIMA...

During the month of July, the Basque coast will once again become a major stage for raising environmental awareness with the seventh edition of ZERO ZABOR URETAN

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CIMASUB unveils the poster for its 50th edition, a tribute to those who made the history of ...

CIMASUB, the San Sebastián International Underwater Film Festival, has officially unveiled the poster for its 50th edition—a very special image with...

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Luca Keller Joins the International Jury for CIMASUB's 50th Anniversary Edition

Luca Keller, a renowned German-Italian underwater filmmaker and content creator, joins the jury of the 2026 edition of Cimasub, the Donostia-San Sebastián International Underwater Film Festival...

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You can now submit your entries to the CIMASUB 2026 contest!

This year is no ordinary year: we are celebrating our 50th anniversary, a milestone marking half a century of passion for the sea, imagery, and outreach. Once again, we invite photographers, filmmakers,...

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

Today we present the 2025 Annual Report, a faithful reflection of the path we have travelled, the achievements we have made and the impact we have had over the past few months.

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The route of the CIMASUB Tour 25/26

Explore the new CIMASUB calendar, discover its destinations, and don't miss out on any of the activities we have prepared.

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CIMASUB Tour 25/26 Trailer

Don't miss the official trailer for an underwater cinematic journey that, under the slogan ‘The truth before your eyes’, champions the authentic vision of the world's greatest underwater photographers and videographers, who show us the reality of the ocean as it is, without artifice.

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CIMASUB bids farewell to its 49th edition and kicks off a new Tour with renewed energy

The 49th edition of CIMASUB, the Donostia-San Sebastián International Underwater Film Festival, has come to an end and, once again, we can only express our...

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CIMASUB and IUCN SSC Coral Specialist Group partner to boost coral conservation

We are thrilled to announce an exciting new partnership between CIMASUB and the International Union for Conservation of Nature (IUCN). This collaboration marks a significant milestone in our efforts to ...

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