Describir: Survey of Boston Metropolitan district and adjacent areas :

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