7Barcelona, Spain
Barcelona, with its Mediterranean charm and avant-garde architecture, is a delightful city to visit in the fall. Wander through the Gothic Quarter, marvel at Gaudí’s masterpieces like Sagrada Familia and Park Güell adorned with fall colors, and stroll along the lively La Rambla boulevard. Explore the city’s culinary scene with tapas and Catalan cuisine, and attend cultural events like La Mercè Festival in September, featuring street parades and fireworks. Relax on Barceloneta Beach or take a day trip to Montserrat for stunning mountain views.