Historic Maple Farm In The Ottawa Valley, Providing Wood Fired Maple Syrup Products, Equipment & Supplies. Meet the fifth & sixth generation of Maple Syrup Makers on Grants Ridge near Foresters Falls ON. Sugar Shack Tours & Sugar Bush Trails Are Complementary. Our historic sugar bush trails are available for self guided tours & your walking pleasure. Winter boots will be required, some snow shoes also available for exploring at the Sugar Shack. Lots to see and learn at GSF!. We are proud of our traditions & enjoy sharing our knowledge with all of our visitors.