busker

What: 25 national and international buskers will present 60 performances on several improvised stages in Porto city centre

Where: several places

When: until August 26 2018, at 3pm, 5pm and 7pm

More information: http://www.porto.pt/noticias/porto-busker-fest-torna-em-agosto-as-ruas-da-baixa-no-palco-de-60-espetaculos

Image taken from here.