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... Titan I Missile Silo 01:18 More From This Show Once at the forefront of America's nuclear defense system, the Larson Airbase's Titan I Missile silos now lie abandoned and flooded with groundwater. Similar Topics: Related Videos Channel Islands 04:14 Nature in Focus | 2022 Review 07:06 Swimming with Manatees 04:53 Nature in Focus | Uncovering Pinnacles National Park 05:52 Nature in Focus | Hiking Sequoia National Park 05:26 Nature is Fly | Turtle Rehab in Jekyll Island 05:54 Nature in Focus | Welcome to Ostrichland 05:42 Nature in Focus | Explore New Mexico's Chaco Canyon 06:13 More Videos Vemork Power Plant 01:08 Psst! There's Gold in Space 02:06 Finding the Dead Sea Scrolls 01:22 How Mummies are Made 01:29 Season 2 Sneak Peek 01:12 Home of the Serengeti 01:11 Expedition Unknown | The mystery of the Dead Sea Scrolls 01:25 The Descent of Kukulkan 01:27 Terror and Glory: 1945 |Trailer 02:48 Solo Ocean Row Record 02:19 The Famed Ark of the Covenant 01:06 EXPEDITION TO THE EDGE | Trailer 00:29 Alaska the Last Frontier | Season 10 Trailer 02:24 Clayton Phipps Makes History 01:49 Space Out | How Giant Stars Die 01:53 NASA's VIPER MIssion 01:37 We Recommend Get to Know The Explorers Club's Black History Month Panelists Catch-22: How the Clean Energy Industry is Perpetuating Deep-Sea Mining Whale Shark Tagging Adventure in the Galapagos 7 Photos Launching Rockets Into the Aurora Borealis - and Other Stories About the Northern Lights Dinosaur Footprints from 200 Million Years Ago Discovered in Wales Here are All the Shows Coming to Discovery and discovery+ that You Don't Want to Miss