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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

May, four cities, one message: Protect the oceans with film and photography at CIMASUB

The CIMASUB 24/25 Tour continues its journey with stops in Errenteria, Amurrio, Zumarraga and Astigarraga.

This May, the CIMASUB International Underwater Film Festival will be immersed in four locations to celebrate the...

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The CIMASUB 2025 competition is underway!

The organisers of the San Sebastián International Underwater Film Festival (CIMASUB) are pleased to announce that the call for entries is now open for our annual competition, which this year celebrates its 49th edition. Once...

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Don't miss out on all the Cimasub events this March!

The International Underwater Film Series (CIMASUB) continues its journey in March with a calendar full of exciting screenings and activities for all ages. This month, various locations will host underwater film sessions,...

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Opinions

Yolanda Coronado

After suffering a serious accident that prevented me from receiving my CIMASUB 2017 photography award live, for a collection of photos taken in the Canary Islands, Philippines and Indonesia. During my recovery I received the...

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Manuel Campillo

On three occasions we have had the opportunity to go to CIMASUB, which is doing such a good job of making our beloved SEA known in its many facets. Moreover, the work you are doing to make it known to as many children as...

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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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