He built the world's highest bridge and the ... They had a very skilled engineer design an iron-hanging bridge along the side of the canyon. In photographs, you can see that there's just air ...

SUCUSARI, Peru — It is the longest bridge ever built in Peru, a massive structure of cement and iron spanning the Nanay River as it connects to untouched areas of the Peruvian Amazon So far ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An ancient ...

A new bridge would have to be built off-alignment ... it opened in 1930 from an interpretive display near the bridge. The iron bridge next to it was still in place. A decade ago, new cast iron ...

The Columbus St. Bridge was built for $15,000 by a group of real-estate speculators ... The Columbus St. Bridge stayed (an iron bridge replaced it in 1870), although it didn't prevent the collapse of ...