Today the Open Access Week starts. This page lists over 80 events (ignore the map with previous events). There are many more activities. Look at #OpenAccessWeek and #OpenAccessWeek2020, as well as what your local research library does.
http://www.openaccessweek.org/events/event/listUpcoming
https://www.reddit.com/r/Open_Science/comments/jdf4yz/today_the_open_access_week_starts_this_page_lists/?utm_source=ifttt