Episode Synopsis "The Big History Roundup: Episode 9 Theories- Plate Tectonics, Cults, and Chemtrails"

The Big History Roundup: Episode 9 Theories- Plate Tectonics, Cults, and Chemtrails by Big History Period 4

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More episodes of the podcast The Big History Roundup

• The Big History Roundup: Episode 9 Theories- Plate Tectonics, Cults, and Chemtrails
• The Big History Roundup: Episode 8 Kicking Off 2019
• The Big History Roundup: Episode 7 The Little Big History of Podcasts Podcast
• The Big History Roundup: Bonus Episode 'Big History at a Small Farm'
• The Big History Round Up: Episode 5 'Humans and Nutrition' featuring Sina