233K views · 3.1K reactions | Over a century ago, bridges were constructed using heavy timber scaffolding, hand-driven rivets, and massive stone or steel pieces lifted with simple pulley systems. Workers relied on wooden falsework to hold arches and beams in place while the structure was assembled. Without modern cranes or welding, the process was slow and dangerous, but it produced many of the historic bridges still standing today. | History In Pictures | Facebook