From treacherous caves and lost cities to forgotten shipwrecks, buried treasure and secrets buried deep in history, Josh Gates takes on some of his most intense investigations. Across Expedition Unknown Season 4, he follows clues through jungles, ancient ruins, remote islands and historic battlefields, using archaeological research to separate fact from legend. Whether searching for the Tayos Cave Mystery, tracing Viking journeys across North America, investigating lost treasure or exploring the mysteries surrounding ancient Egypt, every investigation pushes deeper into the unknown. With unsolved mysteries, dangerous discoveries and centuries-old questions at stake, how far will Josh go to uncover what history left behind? Watch Expedition Unknown Season 4 Episodes 7, 13, 6, 5, 4, 11, 12, 15, 8 & 9 now on Discovery Channel India to experience Josh Gates’ most intense investigations and the mysteries he refuses to leave unsolved. 🔔Subscribe Now! - https://www.youtube.com/@DiscoverychannelInd?sub_confirmation=1 🌍 Explore the World’s Greatest Mysteries: https://www.youtube.com/playlist?list=PLN4N_L1U4V6k5x_TLcFjME16xWvvd93Rs 🏕️ Watch Epic Survival Series: https://www.youtube.com/playlist?list=PLN4N_L1U4V6lP-kyI7OBnnCOfGHYU1t8y 👍Do Not Forget To Like, Share, and Comment on Our Videos. 📲Also, Follow Us on Social Media Facebook: www.facebook.com/DiscoveryChannelIndiaOfficial/ Twitter: twitter.com/DiscoveryIN Instagram: www.instagram.com/discoverychannelIn/ #discoverychannel #discoverychannelshows #discoverychannelindia