Join us on the weekend of June 10/11 for the 4th annual Thousand Islands Half Marathon, 10K & 5K, take in the famous views of the Thousand Islands. This year (2022) we will be offering the 5K on Friday evening (June 10) only at the Thousand Islands Winery in Alexandria Bay. The following day, Saturday June 11, we will be offering the 10K and Half Marathon on Wellesley Island with a planned mega celebration post race.