Why it belongs here
The Zero Milestone is a zero mile marker monument in Washington, D.C., erected in 1923 as the initial milestone from which all road distances in the United States would be measured.
Source-backed

The Zero Milestone is a zero mile marker monument in Washington, D.C., erected in 1923 as the initial milestone from which all road distances in the United States would be measured.
The Zero Milestone is a zero mile marker monument in Washington, D.C., erected in 1923 as the initial milestone from which all road distances in the United States would be measured.
Source-backed
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Travelpedia hidden-gem signal
5Zero Milestone is mapped from 3 source signal(s) and destination coordinates.