×

This site uses cookies to offer themselves a better service. If you continue to browse consider acceptable for use.

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

Cimasub tours Gipuzkoa in March with underwater cinema, exhibitions, and intergenerational activities

The Donostia – San Sebastián International Underwater Film Festival (CIMASUB) continues its work in March to raise awareness of the underwater world through film, photography, and educational and social activities. This month,...

Read more

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...

Read more

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...

Read more

Opinions

Valera Sakhnenko

I’m truly grateful to the San Sebastián International Underwater Film Festival (CIMASUB 2025) in Spain for selecting my film “The Tiny Wonders of Anilao” as the Winner in the Music Short Film category, and for honoring it with...

Read more

David Galvañ Fernández

Undoubtedly the Cimasub is a national reference in terms of underwater film festivals and one of the most important at international level, all this is reflected in the large number of short films, documentaries and...

Read more

José Carlos Rando Lara

José Carlos Rando Lara - VideoSub World Championship runner-up 2019

Once the 43rd edition of the International Underwater Film Festival of San Sebastian 2019 (CIMASUB) has finished, and even though I have been participating...

Read more