Pre-heat oven to 325℉. Place ham on a large roasting dish and pour water to the bottom of the dish. Cover the entire dish with foil and secure it tightly. Bake covered for 1 hour.
Remove ham from oven and use a meat thermometer to check the internal temperature of the thickest part of the ham.
Brush glaze all over ham, secure pineapple and cherries with toothpicks.
Cover ham with aluminum foil and bake according to the directions based on what temperature your ham is.