Khanderi Fort is a coastal fort located off the coast of Maharashtra, India, near the city of Alibaug. Built in the late 17th century by the Maratha king Chhatrapati Shivaji Maharaj, the fort served as a strategic defense point against enemy ships and invasions. It features impressive stone walls and bastions, offering stunning views of the Arabian Sea. The fort is accessible by boat and attracts visitors interested in history and architecture. It is also known for its lighthouse, which guides ships navigating the nearby waters. Today, Khanderi Fort stands as a popular tourist destination, showcasing the rich maritime heritage of the region.