Modern Marvels
Superhighways (15x4)
Exibido em:: Fev 28, 2008
Millions of drivers travel the world's superhighways each year. See a multi-billion dollar expansion project in Houston where a stretch of superhighway is being widened to 20 lanes & Take a ride atop the High-Five, a 12-story, five-level interchange that's become the latest Dallas tourist attraction. Then it's off to China's 28,000-mile National Trunk Highway System.
- Estreou: Nov 1992
- Episódios: 852
- Seguidores: 75
- Finalizada
- History
- Domingo às 22