Describir: Frontiers in geographical teaching:

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