The Palácio da Bolsa (Stock Exchange Palace) is one of the most iconic historical buildings in Porto, Portugal. Built in the 19th century, it is renowned for its Neoclassical and Neo-Moorish architectural styles. Once the headquarters of the Commercial Association, the palace boasts opulent interiors, particularly the Arab Room (Salão Árabe), with its intricate Moorish decorations and dazzling details. Visitors can explore its grand central courtyard and meeting halls, experiencing the commercial prosperity and cultural fusion of 19th-century Portugal. The Palácio da Bolsa is not only a cultural gem of Porto but also part of a UNESCO World Heritage site.