The phrase "Beautiful City" is an idiomatic expression that refers to a place or location that is considered attractive, picturesque and pleasing to the eye. It could be referring to a town, village, metropolis or any other urban area that has striking physical features such as stunning architecture, lush green parks, serene lakes, majestic mountains or beautiful landscapes that make it visually appealing. The phrase is often used in a positive context to describe a place of great natural beauty and charm where people would love to live, work or visit.