Smith's Castle
It was designated a National Historic Landmark in 1993 as Cocumscussoc Archeological Site due to the artifacts and information that digs have yielded in the area.Eventually, he sold the trading post to Smith to finance his trip to Great Britain to secure a charter for Rhode Island.His son Richard Smith Jr. inherited the plantation in 1666 and invited militias from Massachusetts and Connecticut to use the property during King Philip's War.Joshua Tefft, an English colonist found guilty of having fought on the side of the Narragansetts during the Great Swamp Fight, was executed by this method.In the early twentieth century, preservationists Norman Isham and John Hutchins Cady stabilized the house and performed several minor restorations.