Our nation’s first interstate, the National Road, traversed through Pennsylvania, Ohio, West Virginia, and Maryland. It was the United States’ first fully paved highway, funded and built by the Federal government. Providing a connection between the Potomac and Ohio Rivers, it initially stretched a distance of approximately 620 miles.

Finished in 1785, the Deanston Cotton Mill in Pirthshire, Scotland was built alongside the River Teith to harness the river’s power. Before modern automation, child labor laws and safety regulations, in its early years very young children worked at the factory …