Eastman Cross Country Center Grantham, NH Other Attractions Eastman Cross Country Center Grantham, NH Other Attractions Eastman Lake Realty at the Visitor Center Grantham, NH Businesses Kearsarge Magazine Grantham, NH Other Attractions Eastman Golf Links Course Access: Semi-PrivateHoles: 18Reserve Advance Tee Times: 2 Grantham, NH Golf Courses