Science Channel HD The holy order of the Knights Templar are believed to have located and seized the Ark of the Covenant centuries ago; now, expert historians follow the trail of this elusive order to uncover the truth behind this sacred relic's mysterious journey. 2026-06-11 Some allege that the Ark of the Covenant was stolen by King Solomon's son and taken to Ethiopia thousands of years ago; now, archaeologists investigate new, mysterious leads to uncover the secrets behind this lost relic's elusive journey. 2026-06-11 A war-torn Italian ghost town immortalized by a legendary Hollywood director blurs the lines between fiction and reality; experts investigate and uncover a forgotten landscape of ruins captured in a WWII documentary. 2026-06-11 An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA. 2026-06-11 An elaborate stadium in Lithuania hosts an unlikely Cold War matchup; an industrial relic in England gets caught in a heated labor dispute; a gothic-style tower in Memphis attracts rock and roll royalty. 2026-06-11 Palatial ruins in Philadelphia symbolize an industrial golden age; a remote outpost in France is thrust to the front lines of World War II; a palazzo right off the Italian coast becomes a prison for mob bosses. 2026-06-12