Durham Castle is a historic Norman castle located in Durham, England. Built in the 11th century, it served as a defensive fortress and residence for the Bishop of Durham. The castle is a UNESCO World Heritage Site, recognized for its architectural significance and historical importance. Today, Durham Castle is part of Durham University and houses student accommodations. Visitors can explore its impressive Great Hall, medieval architecture, and beautiful grounds. The castle's rich history and stunning views of the surrounding area make it a popular destination for tourists and history enthusiasts alike.