Barcelona in Spain is the ideal city for a fun city trip in Europe. Admire the beautiful artworks of Gaudí such as Park Güell or the Sagrada Familia. Stroll along the Ramblas and eat the best tapas. Or relax on the beach with a glass of Tinto de Verano. Here you can read about the best things to do in Barcelona for a successful city trip. The most beautiful sights, best tapas restaurants, and more tips for Barcelona in 3 days!