Fort Clonque is a historic island fortress located off the coast of Alderney. Built in the 19th century, it served as a military stronghold to defend against potential French invasion. Accessible by a causeway at low tide, the fort offers stunning panoramic views of the surrounding coastline and is a popular spot for visitors looking to explore its fascinating history and enjoy its unique setting. Now a popular tourist attraction, Fort Clonque combines history, natural beauty, and tranquility.