Calm History - true bedtime stories & trivia for relaxing or sleeping.
#32 | History of Coal: Geology, Discovery, Industrial Revolution, Mining Dangers, Miner Strikes, & More | Learn, Relax, Sleep
May 05, 2024
Access over 70+ Ad-Free episodes of Calm Historyby becoming a Silk+ Member (FREE for a limited time!) and enjoy over 600 total episodes from these relaxing podcasts: Calm History(70+ episodes) Sleep
Relax or fall asleep with fascinating stories and trivia from history, all narrated in a calm voice. Access all the Archive and Bonus episodes at calmhistory.com.
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