Describir: Construction of buildings in London

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