<prompt> Translate the following text to EnglishHizi ni kazi bora sana kwa sababu ni mapango yaliyojengwa na wanadamu katika mwamba, ambayo majumba ya hekalu na makao ya watawa yamejengwa kwa kutumia vifaa rahisi.  <response>: They are considered masterpieces, because the caves are actually man-made hollows in solid rock, from which a complex of architecturally elaborate temples and monasteries has been carved with simple instruments. 