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¦ .
White Castle & Krystal, The War of Tiny Hamburgers North vs. South. In the North thereâs White Castle which was founded in 1921 and is the oldest hamburger fast food restaurant chain in the US. They serve tiny square hamburgers known as âslidersâ. See the White Castle Wikipedia article for more info.