TV The Mysterious Cities of Gold - Season 1 Episode 15 : The Subterranean Secret The Mysterious Cities of Gold - Season 1 Episode 15 : The Subterranean Secret 7.8/10 by 79 users Gomez and his soldiers attack the Fort of the Black Eagle to try to recapture the cannon Mendoza had stolen. Mendoza uses the cannon to fight back, but cannot stop the Spanish army who storm the fort and drive the Incas out. Esteban, Tao and Zia run away towards the High Peak, following secret underground passages constructed by the Incas. Details Casts Posters Images Title The Mysterious Cities of Gold - Season 1 Episode 15 : The Subterranean Secret Alternative Titles Les mystérieuses cités d'or, 神秘黄金城, Les Mystérieuses Cités d'Or, Bugel an heol, Taiyō no ko Esuteban, As Misteriosas Cidades de Ouro, الأحلام الذهبية First Air Date 1982-06-29 Last Air Date 2021-01-29 Number of Episodes 117 Number of Seasons 4 Genres Kids, Animation, Action & Adventure, Sci-Fi & Fantasy, Networks NHK G, Casts Rei Sakuma, Masako Nozawa, Isao Sasaki, Junko Hori Plot Keywords , Zia (voice) Rei Sakuma Esteban (voice) Masako Nozawa Mendoza (voice) Isao Sasaki Tao (voice) Junko Hori Episodes List The Mysterious Cities of Gold Season 1 :Episode 1 Esteban, Child of the Sun Esteban, Child of the Sun 1982-06-29 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 2 Crossing the Atlantic Crossing the Atlantic 1982-07-06 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 3 Heroes Again Heroes Again 1982-07-13 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 4 Adrift on the Endless Sea Adrift on the Endless Sea 1982-07-20 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 5 The Abduction of Zia The Abduction of Zia 1982-07-27 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 6 The Ship Solaris The Ship Solaris 1982-08-03 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 7 Secret of the Solaris Secret of the Solaris 1982-08-24 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 8 The New Continent The New Continent 1982-08-31 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 9 The End of the Solaris The End of the Solaris 1982-09-07 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 10 Secret of the Temple Secret of the Temple 1982-09-14 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 11 Messengers of the Region Messengers of the Region 1982-09-21 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 12 Secret of the Medallions Secret of the Medallions 1982-09-28 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 13 Mystery of the Parents Mystery of the Parents 1982-10-05 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 14 Esteban's Medallions Esteban's Medallions 1982-10-12 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 15 The Subterranean Secret The Subterranean Secret 1982-10-26 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 16 The Urubus The Urubus 1982-11-09 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 17 The Great Condor The Great Condor 1982-11-16 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 18 Maiden Flight of the Condor Maiden Flight of the Condor 1982-11-23 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 19 The Nasca Plateau The Nasca Plateau 1982-11-30 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 20 The Spaniards' Cannon The Spaniards' Cannon 1982-12-07 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 21 The Amazons The Amazons 1982-12-14 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 22 The Mirror of the Moon The Mirror of the Moon 1982-12-21 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 23 The Jade Mask The Jade Mask 1983-01-11 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 24 The Manuscript The Manuscript 1983-01-18 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 25 The Lake of Gold The Lake of Gold 1983-01-25 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 26 The Swamps The Swamps 1983-02-15 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 27 The Doors of Night The Doors of Night 1983-02-22 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 28 The Forest of Statues The Forest of Statues 1983-03-01 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 29 The Burning Shield The Burning Shield 1983-03-08 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 30 The Escape The Escape 1983-03-15 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 31 The Village of the New Sun The Village of the New Sun 1983-04-05 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 32 Attack of the Olmecs Attack of the Olmecs 1983-04-12 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 33 The Reunion The Reunion 1983-04-19 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 34 Revolt of the Mayas Revolt of the Mayas 1983-04-26 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 35 The Olmec Machine The Olmec Machine 1983-05-10 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 36 Aerial Pursuit Aerial Pursuit 1983-05-17 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 37 The City of Gold The City of Gold 1983-05-24 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 38 The Great Legacy The Great Legacy 1983-05-31 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father. The Mysterious Cities of Gold Season 1 :Episode 39 End of the City of Gold End of the City of Gold 1983-06-07 The adventures of a young Spanish boy named Esteban who joins a voyage to the New World in search of the lost Cities of Gold and his father.