Category Before the Common Era

The Sixth Age: 2150 — 1 BCE

The Fifth Age: 4300 — 2150 BCE

The Fourth Age: 6450 — 4300 BCE

The Third Age: 8600 — 6450 BCE

The Second Age: 10,750 — 8600 BCE

The First Age: 12,900 — 10,750 BCE

The Conception