Modern Marvels
Season 4 Episode 1 - America's Highways
In 1912, a headlight-maker and an auto magnate built the first cross-country road to spur the demand for new cars; 70 years and $125 billion later, the highway system had grown to 42,000 miles. Rare photographs and interviews tell the incredible story of the “paving of America”.
Episodes in Season 4
America's Highways
44 min
The Telephone
44 min
Aqueducts
44 min
Television
44 min
The Computer
44 min
Captured Light
44 min
Stealth Technology
44 min
Pyramids: Majesty And Mystery
44 min
Roller Coasters
44 min
Observatories: Stonehenge to Space Telescopes
44 min
The Great Wall of China.
44 min