The 10 best websites to watch documentaries online for free

The 10 best websites to watch documentaries online for free

Watching documentaries is a great way to increase our knowledge, while entertaining ourselves, and we can even learn languages. We propose a list of the best websites, where you can watch documentaries online for free . You will find proposals on very varied topics such as technology, with which you can always learn something new.



We started this selection of the best websites to watch documentaries online for free with Europeana. It is a non-profit foundation based in the Netherlands , whose objective is the dissemination of European culture through its web portal.

This portal offers us a great selection of content available in several languages ​​and on a multitude of topics . Not only will you find documentaries, but it also has a wide variety of photographs, maps and books.

All the content that you will enter here is free of copyright , so you can download it and spread it among your contacts without any problem. Your search engine will make it much easier for us to find what we are looking for.

Movies found online


Moviesfoundonline is another web portal, which is dedicated to compiling a large amount of audiovisual content on a wide variety of topics. In this case, they focus on classic content, so most of the material that you will find here has been around for many years.

You can find a large number of documentaries, movies, series and all kinds of shows available for free, and that you can watch via streaming, so you don't have to download them. Most of the content that you will find here is in English, something logical as it is an American website.

We should certainly not see the latter as a disadvantage, but rather as an opportunity to learn the English language while having a good time. is a kind of massive online library , where you can find almost three million videos on a wide variety of topics. All the content on this web portal is perfectly classified, depending on the topic it deals with, something that will be a clear advantage when it comes to finding what we are looking for.

The content hosted within is free of copyright , so once again you can download it and share it with your best friends, you can even upload it to your YouTube channel, to help other people find it.

Do not miss the opportunity to enter this little gem that the Internet offers us.

National Geographic

National Geografic

National Geographic is an international organization on Education and Science , which is considered one of the largest in the world, if not the largest. Documentaries are its star product, with a large number of productions of the highest quality, which will help you learn about all kinds of topics while having fun and entertaining yourself.

You can access the official website of this organization to find a huge number of videos . Its catalog includes both long documentaries and shorter videos, which you can watch in your spare time. Of course all the content is available for free, and you can access it whenever you want.

RTVE à la carte

RTVE à la carte

RTVE a la carte is the official website of Radiotelevisión Española . It is a web page, where all the programs that are broadcast by Spanish public television are available. Something great that will allow us to see them whenever we want, without having to be aware of the broadcast times.

Inside here you can find true works of art, such as the documentaries by Félix Rodríguez de la Fuente , and many other programs that are several decades old, which were among the most popular at the time. It goes without saying that all content is in perfect Spanish.

The biggest problem we find with this platform is that these videos are not available in high resolution, something that we hope will be solved in the future.



Vimeo is one of the few online video platforms capable of standing up to the almighty YouTube. Within this excellent platform, we can see a large amount of cultural content , and documentaries on a wide variety of topics, both from official media and from private users who have defined sharing them on this platform.

Most of the content hosted on this platform includes subtitles and is available in high resolution, so you can appreciate all kinds of details in the videos. Vimeo differs from YouTube mainly in that it includes a large number of projects created by professionals .


If we talk about websites to watch documentary videos, we cannot forget YouTube, the platform par excellence to consume this type of content today.

A very interesting option that has been added quite recently is the possibility of generating subtitles automatically if the author of the video has decided not to include them manually.



DocumaniaTV is a website dedicated to the compilation of documentaries with many years behind it, which means that we can find a large amount of popular and veteran content.

All the content that you will find here is reproduced from the website itself, so you can find some documentaries that are not available on other portals.

Online documentaries


Documentaries online has a large database, which includes more than 10,000 documentaries with a wide variety of topics , and perfectly organized by categories, so that it is easier for you to locate what you are looking for.

In addition, it has a rating system , thanks to which users can leave their impressions of the content of this platform.



We close our list of the 10 best websites to watch documentaries online for free with ADNstream. It is a platform where you will find very varied content for all ages , so it is an excellent place to turn to entertain your children.

All its content is organized by categories, although it also has a search engine that will be very useful.