appian-way-milestone

A milestone, or miliarium, was a circular column on a solid rectangular base, set for more than 2 feet (60 cm) into the ground, standing 5 feet (1.50 m) high, 20 inches (50 cm) in diameter, and weighing more than 2 tons. At the base was inscribed the number of the mile relative to the road it was on. In a panel at eye-height was the distance to the Roman Forum and various other information about the officials who made or repaired the road and when.