Replay Video We're sorry, there seems to be an issue playing this video. Please refresh the page or try again in a moment. If you continue to have issues, please contact us here. WATCH Loading Video... Vemork Power Plant 01:08 More From This Show This is the heroic story of the Allied special forces that risked life and limb in the most successful clandestine operation of World War II. Similar Topics: Related Videos Nature in Focus | 2022 Review 07:06 Nature in Focus | Uncovering Pinnacles National Park 05:52 Nature is Fly | Turtle Rehab in Jekyll Island 05:54 Nature in Focus | Explore New Mexico's Chaco Canyon 06:13 Titan I Missile Silo 01:18 Psst! There's Gold in Space 02:06 How Mummies are Made 01:29 Expedition Unknown | The mystery of the Dead Sea Scrolls 01:25 More Videos The Descent of Kukulkan 01:27 Season 2 Sneak Peek 01:12 Finding the Dead Sea Scrolls 01:22 Home of the Serengeti 01:11 Terror and Glory: 1945 |Trailer 02:48 Clayton Phipps Makes History 01:49 The Famed Ark of the Covenant 01:06 Solo Ocean Row Record 02:19 Alaska the Last Frontier | Season 10 Trailer 02:24 EXPEDITION TO THE EDGE | Trailer 00:29 NASA's VIPER MIssion 01:37 Space Out | How Giant Stars Die 01:53 Celebrating Hubble's Legacy 00:57 The Kuiper Belt 02:29 That's a Big Black Hole! 01:43 Check out the Crab Nebula 01:04 We Recommend A Canadian Teen Once Discovered an Ancient Temple – Using Google Maps A Majestic City Carved into Rock, Thousands of Years Ago Mt. Shasta, California’s Mysterious Volcano, is an Enigma Waiting to be Explored Scientists in China Discover Rare Moon Crystal that Could Power Earth Extreme Weather Tests the Durability of Solar and Wind Power A Spanish Sunken Galleon Has a $17B Bounty Onboard - and Now You Can See It