For a complete list of COG project sites, see the Project Map and List.

 Dorchester Historical Society   Dorchester
 Gore Place   Waltham
 Job Lane House   Bedford
 Lowell’s Boat Shop   Amesbury
 Massachusetts Gardens on Tour  Lowell
 Medford Boat Club  Arlington
 Philosophy Foundation  Waltham
 Shirley Eustis House   Roxbury
 Town Common   Southborough
 Upton Cave Park  Upton
 Gulski Memorial Garden  North Attleboro