{"id":1540,"date":"2026-08-13T11:46:14","date_gmt":"2026-08-13T10:46:14","guid":{"rendered":"https:\/\/viasathistory.eu\/episode\/cities-of-the-underworld-s4e4-americas-secret-underground\/"},"modified":"2026-10-01T10:09:23","modified_gmt":"2026-10-01T09:09:23","slug":"cities-of-the-underworld-s4e4-americas-secret-underground","status":"publish","type":"vsei_episode","link":"https:\/\/viasathistory.eu\/hr\/episode\/cities-of-the-underworld-s4e4-americas-secret-underground\/","title":{"rendered":"Gradovi podzemlja \u2014 4. sezona, 4. epizoda \u2014 Ameri\u010dko tajno podzemlje"},"content":{"rendered":"<div class=\"vsei-meta\"><span><b>Serija:<\/b> <a href=\"https:\/\/viasathistory.eu\/hr\/serija\/gradovi-podzemnog-svijeta\/\">Gradovi podzemlja<\/a><\/span><span><b>Sezona:<\/b> 4<\/span><span><b>Epizoda:<\/b> 4<\/span><span><b>Godina proizvodnje:<\/b> 2020<\/span><\/div>\n<h2>Sinopsis<\/h2>\n<p>Don istra\u017euje strogo tajne vojne i vladine tunele te prou\u010dava klasificiranu tehnologiju koja bi se mogla koristiti za izgradnju \u010ditavih gradova pravo pod na\u0161im nogama.<\/p>\n<h3>O seriji<\/h3>\n<p>Don Wildman nastoji baciti novo svjetlo na najzagonetnije tajne na\u0161e pro\u0161losti i duboko zaranja dok putuje do krajeva svijeta, posje\u0107uju\u0107i najstarija povijesna mjesta.<\/p>","protected":false},"excerpt":{"rendered":"<p>Series: Cities of the UnderworldSeason: 4Episode: 4Production year: 2020 Synopsis Don explores top-secret military and government tunnels and looks into classified technology that could be used to build entire cities right under our feet. About the series Don Wildman attempt to shine new light on the most vexing mysteries of our past and delves deep [&hellip;]<\/p>\n","protected":false},"featured_media":1533,"template":"","meta":[],"vsei_genre":[64,16,27,17],"class_list":["post-1540","vsei_episode","type-vsei_episode","status-publish","has-post-thumbnail","hentry","vsei_genre-adventure","vsei_genre-documentary","vsei_genre-expedition","vsei_genre-history"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Series: Cities of the UnderworldSeason: 4Episode: 4Production year: 2020SynopsisDon explores top-secret military and government tunnels and looks into classified technology that could be used to build entire cities right under our feet.About the seriesDon Wildman attempt to shine new light on the most vexing mysteries of our past and delves deep as he journeys to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/viasathistory.eu\/hr\/episode\/cities-of-the-underworld-s4e4-americas-secret-underground\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 5.0.2.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"hr_HR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"viasathistory.eu -\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Cities of the Underworld \u2014 S4E4 \u2014 America\u2019s Secret Underground - 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