71. What is fact about Golden Gate Bridge ?
While planning the Golden Gate Bridge, one of the engineers had to solve 33 algebraic equations involving from 6 to 36 variables each to make sure the bridge could withstand any storms from the Pacific.

While planning the Golden Gate Bridge, one of the engineers had to solve 33 algebraic equations involving from 6 to 36 variables each to make sure the bridge could withstand any storms from the Pacific.