6. Octavio Frias de Oliveira Bridge
The Oliveira Bridge in Brazil is the world’s first X-shaped, cable-supported bridge that features two curved tracks supported by a single concrete mast.
5. Hoover Dam Bypass
When completed in late 2010, the 2,000 foot long bridge will span the Black Canyon (about 1,600 feet south of the Hoover Dam), connecting Arizona and Nevada highways nearly 900-feet above the Colorado River.
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its must be for india too
these building shows the x- factor of thier country
That’s a slick answer to a challenging questoin