The Romanesque Churches of the Vall de Boí are a group of nine churches located in the Catalonia region of Spain. Built between the 11th and 12th centuries, these churches are known for their unique architectural style, characterized by thick walls, rounded arches, and decorative stone carvings. They reflect the influence of the Romanesque period and are recognized for their historical and cultural significance. In 2000, the churches were designated a UNESCO World Heritage Site due to their exceptional preservation and artistic value. Notable examples include the Church of Sant Climent de Taüll, famous for its stunning frescoes, and the Church of Santa Maria de Taüll, which showcases remarkable Romanesque architecture.