Describir: The modern metropolis. Its orings, growth, characteristics and planning :

  _____    _    _     _  __    _____     _____      ___     __   __    ______  
 /  ___|| | || | ||  | |/ //  |  ___||  / ____||   / _ \\   \ \\/ //  /_   _// 
| // __   | || | ||  | ' //   | ||__   / //---`'  / //\ \\   \   //    -| ||-  
| \\_\ || | \\_/ ||  | . \\   | ||__   \ \\___   |  ___  ||  / . \\    _| ||_  
 \____//   \____//   |_|\_\\  |_____||  \_____|| |_||  |_|| /_//\_\\  /_____// 
  `---`     `---`    `-` --`  `-----`    `----`  `-`   `-`  `-`  --`  `-----`