Golden Gate Bridge | Strip the City

The Golden Gate Bridge's two main cables are made from more than 80,000 miles of steel wire. That's enough to circle the globe three times! Is this bridge's greatest test yet to come? | For more Strip the City, visit http://science.discovery.com/tv-shows/strip-the-city/#mkcpgn=ytsci1

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Видео Golden Gate Bridge | Strip the City канала Science Channel