Port Sanilac Antique Boat & Vintage Show 2023 Port Sanilac Antique Boat & Vintage Festival August 18th & 19th, 2023 Download the 2023 PDF Registration Form here Port Sanilac 12th Annual Antique Boat & Vintage Festival August 19th & 20th, 2022 2019 Port Sanilac Antique Boat & Vintage Show August 16, 2019 2018 Port Sanilac Antique Boat & Vintage Show 2016 Port Sanilac Antique Boat & Vintage Show August 13, 2016