Smithsonian Channel In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down. 2026-09-07 Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations. 2026-09-07 In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down. 2026-09-07 Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations. 2026-09-07 In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down. 2026-09-07 Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations. 2026-09-07 In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Bill Nighy leads a magical journey in the Norfolk Broads along England's holiday river, the River Bure; discovering a watery world where both wildlife and recreation go hand in hand. 2026-09-07 Psychedelic swirls in the Utah wastelands; a bizarre configuration of circles in the Sahara; hidden lines with the help of a drone; a remote polka-dot lake in Canada. 2026-09-07 In rough water, salvors scramble to retrieve a cruise ship's anchor lost at sea; teams hope to salvage cherished floating homes damaged by hurricane Sandy. 2026-09-07 Bill Nighy leads a magical journey in the Norfolk Broads along England's holiday river, the River Bure; discovering a watery world where both wildlife and recreation go hand in hand. 2026-09-07 Psychedelic swirls in the Utah wastelands; a bizarre configuration of circles in the Sahara; hidden lines with the help of a drone; a remote polka-dot lake in Canada. 2026-09-07 In rough water, salvors scramble to retrieve a cruise ship's anchor lost at sea; teams hope to salvage cherished floating homes damaged by hurricane Sandy. 2026-09-07 Visiting the Vancouver House, Norway's Under restaurant and the Seattle Central Library to discover how these visionary buildings were created. 2026-09-07 Mike Davidson embarks with the team to one of the most extreme, avalanche-prone ski mountains in the world: Snowbird; they battle to keep the steep and deep slopes safe with shovels, snowcats and even a WWII Howitzer. 2026-09-07 In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down. 2026-09-07 Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations. 2026-09-07 In Chicago, twin concrete towers push the limits of high-rise design. Engineers conquer the sea to unite Sweden and Denmark. And in Sydney, Norman Foster and team take on the challenge of a new metro station that can't disrupt the busy streets above. 2026-09-07 Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down. 2026-09-07 Venturing into the deep waters of the Caribbean Sea for high stakes repairs on one of the one of the world's largest open ocean fish farm operations. 2026-09-07 The Hawker Harrier flies as fast as a jet and hovers like a helicopter; uncover the groundbreaking technology behind this unique ability and how the Harrier became crucial for Britain in the Falklands War. 2026-09-08 Customs agents intercept a grenade launcher smuggled into the U.S.; a blizzard threatens to cut off a remote island airport; warm winter weather turns a village runway to mud. 2026-09-08 In Mexico's North, ancient runners defy impossible distances and living fossils reveal Earth's secrets; from Monterrey's industrial city to Guanajuato's revolutionary past, discover how mighty mountains forge unbreakable spirit. 2026-09-08 The Hawker Harrier flies as fast as a jet and hovers like a helicopter; uncover the groundbreaking technology behind this unique ability and how the Harrier became crucial for Britain in the Falklands War. 2026-09-08 Customs agents intercept a grenade launcher smuggled into the U.S.; a blizzard threatens to cut off a remote island airport; warm winter weather turns a village runway to mud. 2026-09-08 In Mexico's North, ancient runners defy impossible distances and living fossils reveal Earth's secrets; from Monterrey's industrial city to Guanajuato's revolutionary past, discover how mighty mountains forge unbreakable spirit. 2026-09-08 The Hawker Harrier flies as fast as a jet and hovers like a helicopter; uncover the groundbreaking technology behind this unique ability and how the Harrier became crucial for Britain in the Falklands War. 2026-09-08 Customs agents intercept a grenade launcher smuggled into the U.S.; a blizzard threatens to cut off a remote island airport; warm winter weather turns a village runway to mud. 2026-09-08 Visiting the Vancouver House, Norway's Under restaurant and the Seattle Central Library to discover how these visionary buildings were created. 2026-09-08 Mike Davidson embarks with the team to one of the most extreme, avalanche-prone ski mountains in the world: Snowbird; they battle to keep the steep and deep slopes safe with shovels, snowcats and even a WWII Howitzer. 2026-09-08 Traveling the Dordogne River via traditional boats through the green heart of southwest France; drinking wine and hunting for truffles; riding a luxury cruiser to a lighthouse built for a king. 2026-09-08 Learning why an important urban center is sinking toward oblivion; soaring over sprawling ruins buried under Saharan sands; learning the modern secret of an ancient fortress; eyeing a ghost town on the edge of the Gobi. 2026-09-08 Crews work around the clock to build the world's largest underwater concrete bed to salvage the Costa Concordia; operating in secrecy, teams work under high security to repair one of the world's most iconic cruise liners. 2026-09-08 Traveling the Dordogne River via traditional boats through the green heart of southwest France; drinking wine and hunting for truffles; riding a luxury cruiser to a lighthouse built for a king. 2026-09-08 Learning why an important urban center is sinking toward oblivion; soaring over sprawling ruins buried under Saharan sands; learning the modern secret of an ancient fortress; eyeing a ghost town on the edge of the Gobi. 2026-09-08 Crews work around the clock to build the world's largest underwater concrete bed to salvage the Costa Concordia; operating in secrecy, teams work under high security to repair one of the world's most iconic cruise liners. 2026-09-08 The engineering secrets behind the world's steepest mountain railway, a remodeled 145-year-old museum and a futuristic condo. 2026-09-08 Mike Davidson goes to the biggest automated package sorting facility in the world, UPS Worldport in Louisville, Kentucky; two million packages go through here every day. 2026-09-08 The Hawker Harrier flies as fast as a jet and hovers like a helicopter; uncover the groundbreaking technology behind this unique ability and how the Harrier became crucial for Britain in the Falklands War. 2026-09-08 Customs agents intercept a grenade launcher smuggled into the U.S.; a blizzard threatens to cut off a remote island airport; warm winter weather turns a village runway to mud. 2026-09-08 In Mexico's North, ancient runners defy impossible distances and living fossils reveal Earth's secrets; from Monterrey's industrial city to Guanajuato's revolutionary past, discover how mighty mountains forge unbreakable spirit. 2026-09-08 The Hawker Harrier flies as fast as a jet and hovers like a helicopter; uncover the groundbreaking technology behind this unique ability and how the Harrier became crucial for Britain in the Falklands War. 2026-09-08 Customs agents intercept a grenade launcher smuggled into the U.S.; a blizzard threatens to cut off a remote island airport; warm winter weather turns a village runway to mud. 2026-09-08 In Mexico's North, ancient runners defy impossible distances and living fossils reveal Earth's secrets; from Monterrey's industrial city to Guanajuato's revolutionary past, discover how mighty mountains forge unbreakable spirit. 2026-09-08 A look at the U.S. clandestine intelligence team of the 1980s called FOG (Field Operations Group) and how it paved the way for today's special ops forces. 2026-09-09