Meditating on the beach. noun. Peace of mind is freedom from war, law and order, harmony, or calm and quiet. An example of peace of mind is two countries at war declaring a treaty. An example of peace of mind is going to sleep at night with everyone in the family safely in bed.
The oldest castle in the world that is still standing is Windsor  Castle, home of Queen Elizabeth II. It was built in 1070. Castles  were first built in Europe around 800 AD â¦ .
South Africa / History. The oldest colonial building in South Africa, the Castle of Good Hope, is a pentagonal fortress built by Dutch colonialists in the 17th century. The well-known landmark is central to the history of Cape Town, having served as the seat of government and military operations for two centuries.