As an initiative of the European Commission, the Eurobarometer (EB) monitors the evolution of the European public opinion by conducting in-depth surveys and analyses on topics concerning the European Union such as enlargement, social issues, health, culture, technology, EU institutions, environment, etc. This website provides periodical reports since 1973 as well as special issues, ad hoc surveys and qualitative studies along with detailed info on the adopted research methodologies. The main webpages, as well as the main reports, are available both in English and French, while standard EB national reports are retrievable in each EU language. Thanks to a free access policy, full-text publications are entirely downloadable in their original formats. The Eurobarometer’s extremely high density of contents matches a remarkable level of usability. An advanced search engine, providing a list of query operators and offering the possibility of restricting searches, is available. Charts and textual data files can also be elaborated by sorting by country, time, topic, and saved on-screen. The website shows a high updating rate. Some simple navigational tips support orientation, a list of faqs helps comprehension of the overall Eurobarometer project and a glossary explains a good number of keywords. Clear categories and content organization allow for an easy record location.