Describir: The geography of frontiers and boundaries

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