Driving down the interstate at 70 miles per hour, you could be forgiven for ignoring the small signs posted along the side of the road recording the distance from the state line. While mile markers may seem obsolete in the age of GPS, for thousands of years they have provided essential navigational guidance to travelers, enabling efficient communication and transportation. More than that, they have played an important role in royal propaganda. Milestones date back to the extensive road systems of the Roman Republic and Empire. Erected along major roads, these rounded stone pillars recorded the distance to Rome or […]