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Prehistory Period Before 3300 BCE

UFO Timeline - Prehistory Period

UFO Timeline Project

Prehistory Period - Before 3300 BCE

Ancient cave paintings, petroglyphs, and archaeological evidence that may suggest early encounters with unexplained aerial phenomena

1. Prehistory

Before 3300 BCE

2. Ancient History

3300 BCE - 500 CE

3. Classical Era

500 BCE - 500 CE

4. Middle Ages

500 CE - 1500 CE

5. Early Modern

1500 CE - 1800 CE

6. Industrial Age

1800 CE - 1900 CE

7. Modern Era

1900 CE - 2000 CE

8. Present Era

2000 CE - Present