What: free cultural and musical activities: arts and crafts, cinema, contemporary circus, urban design fair, exhibitions, readings, market, music, workshops, theater
Where: Rua D. João de Castro, 210, Porto
When: from 23 to 24 September 2023, from 10 am to 7 pm
More information here: https://www.serralves.pt/en/activities/serralves-em-festa-2019/
Image taken from here.