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| 12 | Roswell's Bizarre Aircraft Boneyard 2020-04-06 |
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| 13 | One of America's Most Legendary Military Command Centers 2020-03-23 |
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| 14 | The Volcanoes of Hawaii 2020-03-23 |
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| 15 | You Probably Don't Want Your Airline Pilot to Try This 2020-03-16 |
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| 16 | This is How Mark Twain Got His Pen Name 2020-03-16 |
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| 17 | Why Amelia Earhart's Memorial Is Best Seen from the Air 2020-03-09 |
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| 18 | How the Great Fire of 1871 Actually Benefitted Chicago 2020-03-02 |
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| 19 | Why Is Wisconsin Called the Badger State? 2020-02-24 |
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| 20 | How a Room in New Jersey Gave Us the Film Industry 2020-02-24 |
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