251 Greenmanville Avenue
Mystic, CT 06355
Phone: (860) 536-9666
Fax: (860) 536-2044
Fort Griswold Battlefield State Park
Su to Sa from 10:00 AM to 05:00 PMFort Griswold overlooks the Thames River that is the primary waterway in eastern Connecticut. During the Revolutionary War, For Griswold was a key landmark during the Battle of Groton Heights in 1781 when Benedict Arnold and British troops invaded and burned New London, including what is today Groton; however the Fort was spared when the British took control of it. The property includes several other structures. The Groton Monument, a 135-foot (41-meter) and 166-step obelisk dedicated to the fort's defenders. The nearby Monument House Museum and Ebenezer Avery House present numerous Revolutionary War-themed lectures and exhibits throughout the year.