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

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