Did You Know!
👉 Washington, D.C. has a “Zero Milestone” marker on the National Mall, placed in 1923, that was originally intended to be the point from which all road distances in the United States would be measured.
Did You Know!
👉 Washington, D.C. has a “Zero Milestone” marker on the National Mall, placed in 1923, that was originally intended to be the point from which all road distances in the United States would be measured.