A large group of people, appearing to be a protest or march, is moving from left to right across a wide urban square or intersection in Barcelona during late afternoon or early evening. The crowd carries numerous flags, some of which resemble Catalan Estelada flags, and large white banners. Visible text on one banner includes phrases like "ATACA LA..." and "CATALÀ...". The setting features tall green trees, including palm trees, and historic multi-story stone buildings. A prominent stone fountain or monument is visible in a central roundabout. Traffic lights show both green and red, indicating the march is impacting vehicle movement. The sky is clear, and the lighting is soft, characteristic of dusk. The scene depicts an organized public demonstration.