General William Hart House
350 Main Street, +1 860 388-2622. Mid Jun to mid Sept. Sa,Su 1PM-4PM. Representing some of Connecticut's oldest architecture, this house was built in 1767 by a prominent citizen in Old Saybrooks history. Volunteer tour guides will take you around this elegant piece of American history. Listed on the National Register of Historic Places and home to the local historical society, this mansion features eight corner fireplaces. Award-winning historical gardens. $5.