9 fotosSecrets of the AlhambraUnder the famous palatial complex in Granada, there is a complex web of tunnels, dungeons and defensive spaces that are closed to the public. EL PAÍS got a sneak peek Jun 02, 2017 - 09:23CESTWhatsappFacebookTwitterBlueskyLinkedinCopy linkThe last stretch of steps is buried under a rockfall dating back to 1907.M. ZarzaBars close off access to the underground passages.M. ZarzaThe dungeon where prisoners were held.M. ZarzaDoor of the passage linking the palace grounds to the hillside.M. ZarzaDoor of the Alhambra that watchmen used to make their rounds.M. ZarzaUnder the tower of Comares.M. ZarzaUnderground galleries used to defend the sultan.M. ZarzaTunnel leading to the forest of San Pedro.M. ZarzaMouth of the cave leading to the stairs.M. Zarza