The Cathedral of Teramo, also known as San Berardo Cathedral, is a Roman Catholic church located in the city of Teramo, Italy. It is dedicated to Saint Berard, the patron saint of the city. The cathedral features a mix of architectural styles, primarily Romanesque and Gothic, reflecting its long history and various renovations. Construction of the cathedral began in the 12th century, and it was completed in the 14th century. Notable elements include its beautiful façade, a bell tower, and stunning interior artwork. The cathedral serves as a significant religious and cultural landmark in the region.