The video shows a crowd of people marching down a city street. Most of the marchers are wearing yellow t-shirts and are carrying flags and banners. Some of the flags are red with a symbol in the center, and others are the Catalan flag. A rainbow flag is also visible. Many participants are clapping, moving forward, and carrying signs. The crowd appears to be peaceful and organized. The buildings lining the street are tall and ornate, and there are trees providing shade. The sky is blue with a few clouds. The audio indicates a protest or demonstration.