This story appears in the March/April 2017 issue of National Geographic History magazine. During the 1700s ... this great monument, studded with the work of the great Athenian sculptor Phidias ...

Where have they gone and when will they return? The ancient monuments scattered across our planet challenge our understanding of history. Were they power stations, communication hubs, or markers ...

The monument’s creation reflects a growing awareness of the need to preserve and honor Black military service throughout American history. From the Revolutionary War through today, Black service ...