Join 科学・技術 upcoming events being held in Lake Ronkonkoma. Lake Ronkonkoma, located in the town of Brookhaven, New York, is a tranquil community known for its picturesque lake, the largest on Long Island, and historic sites such as the Lake Ronkonkoma Trolley Museum, offering a serene escape from the bustling city while still providing easy access to nearby attractions in Suffolk County, making it an ideal location for a variety of events and activities.