Dunluce Castle is a medieval castle located on the northern coast of Northern Ireland. It was built in the 15th century and is known for its dramatic cliffside setting overlooking the Atlantic Ocean. The castle was once the seat of the MacQuillan family and later the MacDonnell family, playing a significant role in the region's history. Today, Dunluce Castle is a popular tourist attraction, drawing visitors with its stunning views and rich history. The ruins include remnants of the great hall, living quarters, and defensive walls, showcasing the architectural style of the time.