Japan Travel: Hidden Gems
Journey deep into Tochigi’s massive underground labyrinth, a 'subterranean cathedral' where prehistoric volcanic ash meets modern green innovation. Hosts Marcus and Sophie reveal the stone’s incredible legacy, from Frank Lloyd Wright’s earthquake-proof architecture to a secret WWII aircraft factory hidden in the dark. Discover how this 'breathing stone' now powers futuristic data centers and protects ancient Silk Road treasures in one of Japan’s most profound hidden gems. #JapanTravel #HiddenGems #OyaStone #HistoryPodcast #VisitJapan #Utsunomiya
6 episodes
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