Offering a full-service marina on the Saint Lawrence River, this Alexandria Bay hotel has an indoor pool and hot tub, as well as a seasonal outdoor swimming pool. Free WiFi is offered throughout the property. The rooms at the Bonnie Castle Resort include a flat-screen cable TV and a refrigerator. Select rooms feature a hot tub. Guests staying at the Bonnie Castle Resort & Marina can enjoy 3 on-site dining options. The Manor House Restaurant serves breakfast and dinner in an elegant setting. The Riverside Sports Bar serves lunch and dinner, while The Pointe Bar and Grill prepares sandwiches and burgers with dockside dining (hours vary by season). Guests can see Boldt Castle among the Thousand Islands and the Thousand Islands Country Club is 18.6 km away.