Will we ever know what happened to the Ark of the Covenant? See more in this clip from Season 4, Episode 6, "The Ark of the Covenant."

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The HISTORY® Channel is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming. History’s Greatest Mysteries is a one-hour documentary series that examines the top theories surrounding the world’s most enigmatic unsolved mysteries. Hosted and narrated by Academy Award® nominee and Emmy Award® winner Laurence Fishburne, each episode unpacks these puzzles with contributions from top historians, authors, scientists, and researchers. From unsolved crimes to lost and buried treasures, and the deaths and disappearances of famous figures, History’s Greatest Mysteries will explore possible explanations to some of the world’s most confounding events.