Although suggested as early as the late 1800s, the Golden Gate Bridge was not seriously considered until the 1920s. In 1921, Joseph Strauss was the lead architect for the bridge, with contributions ...

For nearly a century a bridge has spanned the Royal Gorge nearly 1,000 feet above the Arkansas River near Cañon City. The steep rock walls of the canyon make for a dramatic, if dizzying view from the ...

The expansion of one of the Mediterranean’s strongest powers wasn’t only driven by conquest, but also infrastructure. By borrowing techniques from the Greeks and the Etruscans, Romans engineered ...