Castle Cornet is a historic castle located in Guernsey, one of the Channel Islands. Built in the 13th century, it served as a strategic fortification and royal residence. The castle has witnessed numerous battles and changes in ownership over the centuries, reflecting the island's turbulent history. Today, Castle Cornet is a popular tourist attraction, offering stunning views of the surrounding sea and landscape. Visitors can explore its various museums, gardens, and well-preserved structures, including the Governor's House and the Great Hall. The castle also hosts events and reenactments, bringing its rich history to life.