Barcelona, the capital city of Catalonia, is a vibrant and cosmopolitan metropolis located in the Barcelona Province of Spain. Situated on the northeastern coast of the Iberian Peninsula, Barcelona is known for its rich history, stunning architecture, and lively atmosphere. The city boasts a unique blend of modernity and tradition, with its streets lined with both medieval buildings and contemporary structures. Barcelona is famous for its architectural wonders, most notably the iconic Sagrada Familia, designed by the renowned architect Antoni Gaudí. Other architectural marvels include Park Güell, Casa Batlló, and Casa Milà, all showcasing Gaudí's distinctive style.