The Gigantic Goldmine 14,000 Feet In The Air | Super Structures | Spark Published 2019-10-01 Download video MP4 360p Recommendations 45:43 Is The Government Covering Up The Truth About Extraterrestrials? | UFO Conclusion | Spark 53:22 The Battle Over 'Pebble Mine' in Alaska's Bristol Bay Region (full documentary) | FRONTLINE 04:30 How Steel is Made in Factories 41:30 Huge Boulder Reveals *Huge Gold Deposit*! 33:51 Where 6 Metals Used For Electric Cars Come From | True Cost | Insider News 42:03 WORTH OVER $100 BILLION. This Is How People Mine Huge Diamonds & Gems Hidden Deep Underground 35:10 Blue Chip Gold Mine - Smelting the GOLD results! 49:16 The Colossal Gas Pipe Laid At The Bottom Of The Ocean | Megastructures | Spark 16:19 AMAZING INVENTIONS THAT WILL SAVE YOUR LIFE 53:28 Arctic Sinkholes I Full Documentary I NOVA I PBS 56:41 The Klondike Gold Rush 3:13:36 20 Japanese Businesses Making The Most Expensive Products In The World | Business Insider 44:25 Lost World of the Maya (Full Episode) | National Geographic 51:59 Camp Century - The Hidden City Beneath the Ice | Full Documentary 16:12 15 Biggest And Most Expensive Mining FINDS 42:52 The World's Largest Copper Mine: Chile's Chuquicamata | The Earth's Riches | Spark 08:55 Gold Mining: A Journey From A Billion Dollar Quarry To Marketplace 38:12 Finding Gold Nuggets above a Dangerous Gorge in Tasmania!! 14:07 Copper Mining and Manufacturing From the Largest Deposits in the World 06:30 Inside Sweden’s copper mega-mine | DW News Similar videos 10:24 New Guinea's Gold Mountains | Super Structures | Spark 51:41 Exploring The Huge Nuclear Bunker Built Inside Of A Mountain | Super Structures | Spark 2:34:45 Submarines, Mines and Airports: 3 Huge Engineering Triumphs | Super Structures | Spark 51:40 The Heaviest Oil Platform Ever Constructed | Super Structures | Spark 6:47:24 Spectacular Construction Projects Across The World (ft. Mark Hamill) | Super Structures Comp | Spark 51:43 Where Is The World's Largest Gold Reserve? | Super Structures | Progress 51:45 The Science Behind Constructing The Worlds Longest Underwater Tunnel | Super Structures | Spark 08:06 Parker Mines A Record-Breaking $14 Million Worth Of Gold For The Season! I Gold Rush 51:41 The Truth Behind The Panama Canal | Super Structures | Spark 2:34:43 How Did They Build These Three Engineering Marvels? | Super Structures Compilation | Progress 51:41 The Incredible Engineering Behind Japan's Floating Airport | Super Structures | Spark 44:32 Inside the World's Deepest Gold Mine, South Africa || Full HD || Documentaries LIVE 51:46 How To Build A Skyscraper | Super Structures | Spark 51:44 USS Seawolf: The Legendary Nuclear Sub Of The US Navy | Superstructures | Spark 2:26:46 How Did The Universe Begin? 47:55 Australia's Billion Dollar Iron Mine Business | Big Australia | Spark 50:42 The Gigantic French Navy Ship Built For Warfare | Extreme Constructions | Spark 2:59:11 How Giant Sea Machines Move Around The World [4K] | Huge Moves All Episodes | Spark More results