The Salem Maritime National Historic Site is located in Salem, Massachusetts, and is the first national historic site in the United States. It preserves a collection of historic buildings, wharves, and a replica of the tall ship Friendship. The site highlights Salem's rich maritime history and its role in trade during the 18th and 19th centuries. Visitors can explore various exhibits and learn about the lives of sailors, merchants, and the impact of the sea on the local economy. The site also offers guided tours and educational programs, making it a valuable resource for understanding the history of Salem and American maritime heritage.