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Discover both the hidden and larger-than-life gems in Groton and New London during CT Open House Day.

Once a year on the 2nd Saturday in June, sites in Thames River Heritage Park host open houses in celebration of CT Open House Day. Start in Groton Heights or Downtown New London or Fort Trumbull State Park for a fun-filled day filled with special events, festivals, demonstrations, and guided tours. 

The park is offering one hour Harbor Cruises to kick off the weekend! Use Promo Code 2024CTOHD for $5 tickets (3 and under ride free).

The Harbor Cruise will depart from City Pier in New London 20 minutes after the hour, every hour from 11:20am-6pm. Cruise along the Thames River and enjoy the views of the historic Groton Heights neighborhood, forts and battlefields on both sides of the river. Who knows, you may even see a submarine! Perfect for all ages and families.

Purchase Your Tickets Today!

**There will be no pick-up or drop-off services at Fort Trumbull State Park or Thames Landing in Groton**

Just take a look at the specials and opportunities the Park has to offer you on Saturday.

• Avery-Copp House Museum Neighborhood Celebration 
  Saturday, June 8 | 10AM-3PM | See special summer exhibits at the Avery-Copp House Museum. Meet a Revolutionary War soldier. Take your own picture with our vintage paper moon photo prop, discover the fairy garden, and play old-fashioned games for children.

• Fort Griswold Guided Tours / Monument Climb
  Saturday, June 8 | 10AM-3PM
  Friends of Fort Griswold Battlefield State Park will greet visitors to the Fort on CT Open House Day, Climb 166 steps to the top of the Groton Monument, tour the Monument Museum, or enjoy a guided tour of the battlefield at 11:00 am and 1:00 pm. Do some shopping for great books, mugs, patches, and other Fort Griswold memorabilia. ADMISSION – FREE

• Fort Trumbull Visitor Center 
  Saturday, June 8 | 9AM-5PM
  Immerse yourself in an interactive history lesson at the visitor center or just walk the Fort and its ramparts for a view of the Thames River. A visit to Fort Trumbull has something for everyone including a boardwalk, fishing pier and hop-on, hop-off Harbor Cruises for visits to historic Downtown New London and historic Groton Bank. Grounds open dawn to dusk. ADMISSION – FREE*

• Ebenezer Avery House Guided Tours
  Saturday, June 8 | 10AM-3PM
  Located at the base of Fort Griswold and a short walk from Thames River Landing where the water taxi docks, this 1750 circa home which became hospital of necessity after the Battle of fort Griswold is filled with period pieces that is sure to bring delight to all who enter. ADMISSION – FREE*
• Lyman Allyn Art Museum 
  Saturday, June 8 | 10AM-5PM
  Explore the museum’s permanent collection exhibitions American Perspectives and Tiffany in New London. Family centric exploration guides are free to pick up to help young learners enjoy the museum. 

See you in the Park!