{"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":"2026-08-13T11:55:47","modified_gmt":"2026-08-13T10:55:47","slug":"cities-of-the-underworld-s4e4-americas-secret-underground","status":"publish","type":"vsei_episode","link":"https:\/\/viasathistory.eu\/hu\/episode\/cities-of-the-underworld-s4e4-americas-secret-underground\/","title":{"rendered":"Cities of the Underworld \u2014 S4E4 \u2014 America’s Secret Underground"},"content":{"rendered":"
Sorozat:<\/b> Az alvil\u00e1g v\u00e1rosai<\/a><\/span>Szezon:<\/b> 4<\/span>Epiz\u00f3d:<\/b> 4<\/span>Gy\u00e1rt\u00e1si \u00e9v:<\/b> 2020<\/span><\/div>\n

Szinopszis<\/h2>\n

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.<\/p>\n

A sorozatr\u00f3l<\/h3>\n

Don Wildman attempt to shine new light on the most vexing mysteries of our past and delves deep as he journeys to the ends of the Earth travelling to history's most ancient places.<\/p>","protected":false},"excerpt":{"rendered":"

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 […]<\/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\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t