Catalonia is an autonomous community located in northeastern Spain. Barcelona is the capital and largest city, with over 1.6 million inhabitants. Known for its culture, tourism, and architecture, Barcelona hosted the 1992 Summer Olympics and is home to landmarks like La Sagrada Família basilica and Park Güell. Costa Brava along the Mediterranean coast is also a popular tourist destination, featuring beautiful beaches and islands like the protected Medes Islands reserve. The Romanesque church of Sant Climent de Taüll and ancient city of Tarragona with its well-preserved Roman ruins are additional historical sites in Catalonia.