Engaging with Web Archives: ‘Opportunities, Challenges and Potentialities’, (#EWAVirtual), 21-22 September 2020, Maynooth University Arts and Humanities Institute, Co. Kildare, Ireland. The first international Engaging with Web Archives conference sought to: raise awareness for the use of web archives and the archived web for research and education across a broad range of disciplines and professions in the Arts, Humanities, Social Sciences, Political Science, Media Studies, Information Science, Computer Science and more; foster collaborations between web archiving initiatives, researchers, educators and IT professionals; highlight how the development of the internet and the web is intricately linked to the history of the 1990s. This is a Book of Abstracts from the two-day virtual conference, which took place in September 2020 after the original physical conference in April 2020 was postponed due to COVID-19.