Castle Island and Fort Independence - historic coastal fort and recreation

Castle Island in South Boston is home to Fort Independence, a granite coastal fort whose current structure dates to the early 19th century and which sits at the tip of the peninsula, accessible to the public. The site is managed as a public recreational area with walking paths, picnic spots, and historic interpretation; locals frequent it for views of Boston Harbor and as a seasonal gathering place. Fort Independence and Castle Island are regularly cited in local guides as a long-standing maritime and military landmark in the city.