Volunteer Tuck Point Foundation Training and Repairs July 21-23, 9:00 am – 4 pm Kropp Farmhouse on M-22 just west of Good Harbor road. This stone foundation is in bad shape. The NPS will teach our volunteers on the artful craft of repairing the stone foundation with a mortar recipe. Your help will make a huge difference in preserving this structure. Sign up for as many days as you like. Please register ahead.