Smithsonian Channel Learning how displaced artifacts spark fresh investigations and rewrite timelines; unearthing a forgotten tragedy in a remote mountain lake in India, checking out footprints that change human migration stories; reopening an ancient cold case. 2026-07-17 Revisit the crimes of Jack the Ripper as investigators try to ID his first victim; chase the Mad Gasser, who terrorized an Illinois town in 1944, then hunt for the Servant Girl Annihilator, a killer who stalked Austin, Texas, in the darkness. 2026-07-17 Deploy futuristic lidar technology to map the Amber Road, an ancient trade network linking the Baltic Sea to the Mediterranean. Follow researchers as they retrace the route and reshape our understanding of historical trade and cultural exchange. 2026-07-17 Learning how displaced artifacts spark fresh investigations and rewrite timelines; unearthing a forgotten tragedy in a remote mountain lake in India, checking out footprints that change human migration stories; reopening an ancient cold case. 2026-07-17 Revisit the crimes of Jack the Ripper as investigators try to ID his first victim; chase the Mad Gasser, who terrorized an Illinois town in 1944, then hunt for the Servant Girl Annihilator, a killer who stalked Austin, Texas, in the darkness. 2026-07-17 Germany's selection of strange bedfellows in the form of despots and dictators comes back to haunt them. 2026-07-18