caption: The image shows a poster on the wall of a building in Barcelona, Spain. The poster features a colorful illustration of the city of Barcelona, with the words "Orteo Català" written in bold lettering above it. The illustration is composed of a variety of shapes and colors, including blues, greens, yellows, and oranges, and is framed by a white border. The background of the poster is a light blue, and the text is written in a bright yellow font.