Thousand Islands level year-round, and support at least two living trees. The Thousand Islands archipelago is located at the outlet of Lake Ontario at the head of the Saint Lawrence River. The region is bisected by the Canada–United States border and covers portions of Jefferson and St. Lawrence counties in the U.S. state of New York, in addition to parts of the United Counties of Leeds and Grenville and Frontenac County in the Canadian province of Ontario. Geologically, most of the islands are located where a branch of the Canadian Shield runs south across the river to join with the Adirondacks. The
Thousand Islands Secondary School Tennessee, Louisiana, and North Carolina. To this day no other school in Ontario has produced more scholarships in one year than the Pirates. Thousand Islands Secondary School hosted the OFSAA track and field meet in June of 2012, it is one of the biggest track and field meets in North America. The girls basketball program has captured three OFSAA championships, and has won the EOSSAA title 7 of the past 12 years. Stacey Dales (WNBA, Canadian Women's Olympic Basketball Team), and Kendra Walker-Roche (Fresno State, NCAA) are just 2 of the many post-secondary players who developed their skills at TISS.