Halberstadt Cathedral, also known as St. Stephen's Cathedral, is a Romanesque church located in Halberstadt, Germany. Construction began in 1310 and continued for several centuries, resulting in a blend of architectural styles, including Gothic elements. The cathedral is notable for its impressive stained glass windows and intricate sculptures. The cathedral serves as the seat of the Bishop of Halberstadt and is an important historical site. It houses various artworks and relics, including the famous Halberstadt organ, one of the oldest and largest organs in Germany. The cathedral is a key landmark in the region, attracting visitors and pilgrims alike.