Modern Marvels
When a gusher shoots flames into the air, only a handful of men know how to snuff out the monster.
2025-12-02 13:46:52 +0000 UTC→2025-12-02 14:40:49 +0000 UTC(53m)
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Modern Marvels
The engineering marvel Machu Picchu, originally built by the Incas.
2025-12-02 12:59:19 +0000 UTC→2025-12-02 13:52:43 +0000 UTC(53m)
Modern Marvels
The past, present and future of insulation technology.
2025-12-02 12:53:26 +0000 UTC→2025-12-02 13:46:52 +0000 UTC(53m)
Modern Marvels
The Tennessee Valley Authority harnessed the power of the Tennessee River.
2025-12-02 12:00:00 +0000 UTC→2025-12-02 12:53:26 +0000 UTC(53m)
Modern Marvels
Every 15 minutes, Americans insert more than 3.5 million coins into machines.
2025-12-02 11:33:41 +0000 UTC→2025-12-02 12:00:00 +0000 UTC(26m)
Modern Marvels
Los Alamos scientists and engineers build the ultimate weapon of war in the interest of peace.
2025-12-02 10:39:50 +0000 UTC→2025-12-02 11:33:41 +0000 UTC(53m)
Modern Marvels
The Pentagon, completed in 1943, is the world's largest office building and military nerve center.
2025-12-02 09:46:07 +0000 UTC→2025-12-02 10:39:50 +0000 UTC(53m)
Modern Marvels
Presidential planes, trains and automobiles become high-tech cocoons.
2025-12-02 08:52:43 +0000 UTC→2025-12-02 09:46:07 +0000 UTC(53m)
Modern Marvels
The engineering marvel Machu Picchu, originally built by the Incas.
2025-12-02 07:59:19 +0000 UTC→2025-12-02 08:52:43 +0000 UTC(53m)
Modern Marvels
The Nazis build shore fortifications along occupied European coastline.
2025-12-02 07:05:35 +0000 UTC→2025-12-02 07:59:19 +0000 UTC(53m)
Modern Marvels
After more than two millennia, the pyramids continue to inspire architects.
2025-12-02 06:12:10 +0000 UTC→2025-12-02 07:05:35 +0000 UTC(53m)
Modern Marvels
Constructed as tombs for the ancient pharaohs, more than 100 pyramids remain in Egypt.
2025-12-02 05:19:11 +0000 UTC→2025-12-02 06:12:10 +0000 UTC(52m)
Modern Marvels
Gutzon Borglum carves the faces of four U.S. presidents into the Black Hills of South Dakota.
2025-12-02 04:26:50 +0000 UTC→2025-12-02 05:19:11 +0000 UTC(52m)
Modern Marvels
Ink invented by Chinese around 3000BC tells stories, sells products, and solves crimes everywhere.
2025-12-02 03:34:10 +0000 UTC→2025-12-02 04:26:50 +0000 UTC(52m)
Modern Marvels
Paint protects ships, Stealth Bombers, and surfaces while spanning art canvases to Space Shuttles.
2025-12-02 02:40:49 +0000 UTC→2025-12-02 03:34:10 +0000 UTC(53m)
Modern Marvels
When a gusher shoots flames into the air, only a handful of men know how to snuff out the monster.
2025-12-02 01:46:52 +0000 UTC→2025-12-02 02:40:49 +0000 UTC(53m)
Modern Marvels
The past, present and future of insulation technology.
2025-12-02 00:53:26 +0000 UTC→2025-12-02 01:46:52 +0000 UTC(53m)
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