Oslo Cathedral, known as Oslo Domkirke, is the main church of Oslo, Norway. Built in the 17th century, it features a beautiful Baroque style and serves as a significant landmark in the city. The cathedral is known for its stunning interior, which includes intricate woodwork and beautiful stained glass windows. The cathedral is not only a place of worship but also hosts various cultural events and concerts. It has a seating capacity of around 1,200 people and is often used for important ceremonies, including royal events and weddings, reflecting its importance in Norwegian society.