The Cattedrale di Sant'Alessandro is a prominent Roman Catholic cathedral located in Bergamo, Italy. It serves as the seat of the Bishop of Bergamo and is dedicated to Saint Alexander, the city's patron saint. The cathedral features a mix of architectural styles, primarily Romanesque and Gothic, reflecting its long history, which dates back to the 12th century. Inside, the cathedral is adorned with beautiful frescoes and intricate altars, showcasing the artistic heritage of the region. The exterior is characterized by its striking façade and a notable bell tower, which adds to the skyline of Bergamo. Visitors often admire its historical significance and serene atmosphere.