Which region is noted for its scenic views and recreational boating on Lake Ontario?

The Thousand Islands region is renowned for its stunning natural beauty and is particularly famous for recreational boating opportunities. This area, located at the northern part of Lake Ontario near the U.S.-Canada border, consists of over a thousand islands, each offering unique landscapes, wildlife, and charming waterfronts. The region's waters are ideal for boating, kayaking, and sailing, making it a popular destination for water enthusiasts. Scenic views can be enjoyed from the water or along the many shoreline parks and trails, showcasing the area’s lush greenery and picturesque cottages.

While Niagara Falls is celebrated for its breathtaking waterfalls and tourist attractions, it does not primarily focus on recreational boating in the same way the Thousand Islands does. The Toronto Waterfront offers urban scenic views and boating activities but is more commercial and diverse in its offerings, while the Rochester Area, while scenic, does not have the same level of fame for recreational boating as the Thousand Islands. Thus, the Thousand Islands stands out as the best choice for its combination of scenic beauty and boating recreation on Lake Ontario.