Lodging & Rentals Castle Island Camps Castle Island Camps is an American Plan Camp located in Belgrade Lakes Maine. Meals, housekeeping and a water front cabin are all included in the daily rate. A unique resort that stands out from all others by having the privacy and security of your own island getaway, accessible by bridge, awaits you at Castle Island Camps. Lakeside Cottage Rentals Renting private camps and cottages in the Belgrades Lakes region. Belgrade Vacation Rentals Lakefront Camp and Cottage Rentals in the Belgrade Lakes Region of Maine. Weekly rentals from $700 - $2000 per week Boat Rentals Great Pond Marina Area Information Belgrade Lakes Region