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People are walking around their ideas and goods.
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Boats are used to transport people and goods.
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Taming of animals for use in transportation.
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Indo-eurasians begin taming the horse
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Wheels are used in a variety of different ways, including manufacturing. The most prolific use of wheels is in transportation.
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Man runs 26.2 miles from Sparta to Athens. Beginning of the marathon.
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People begin moving through the air.