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¦ .
6. Prague Castle, Prague, Czech Republic. One of the largest and oldest castles in the world. The construction of the castle began as early as the ninth century and it is 570 meters long and around 130 meters wide. 10 Most Beautiful Castles In The World: Prague Castle. 7.ereâs one possibility for such a list with 10 amazing castles. Youâre welcome to disagree and add a comment with your favorite castles. 1. Mont Saint Michel, France â A rocky tidal island in Normandy, located approximately 1 km off the coast. The islandâs highest point is 92 meters (301 feet) above sea level.