Describir: Glass in buildings :

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