| 21. | David Lee contends the Hoock were once akin to the Olmec there.
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| 22. | Axochiapan is a city with ancient Olmec and Tlahuican origins.
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| 23. | Beginning in season 2, Olmec himself explained these things.
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| 24. | The episode includes the debut of the Olmec head Xtapolapocetl.
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| 25. | San Lorenzo was the first Olmec site that demonstrates state level complexity.
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| 26. | The two right columns are glyphs from the Epi-Olmec script.
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| 27. | Olmecs, Teotihuacan and Toltecs have all influenced Maya art.
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| 28. | What these sculptures symbolised to the Olmecs is not clear.
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| 29. | The Olmec influences on Mesoamerican culture is still under debate.
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| 30. | He donated collections of Olmec and Maya art and artifacts.
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