Mausoleum of Hecatomnus built

3 BCE.

Shown on the map at 37.315°, 27.783°.

The Tomb of Hecatomnus or Hekatomnos (Greek: Ἑκατόμνος, Carian: 𐊴𐊭𐊪𐊵𐊫 k̂tmno "under-son, descendant(?)") is in the Hisarbaşı District of Milas, one of the most important cities of the Caria region, located in the southwest of Anatolia in present-day Turkey. The tomb was added to the World Heritage Tentative List by UNESCO in 2012.

Text from the Wikipedia article Tomb of Hecatomnus, licensed CC BY-SA 4.0.

Everything else in 3 BCE

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