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62 | 55: Fallingwater 2024-01-18 |
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63 | 54: Geothermal power 2024-01-16 |
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64 | 53: Encyclopedia 2024-01-14 |
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65 | 52: Mammoth 2024-01-11 |
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66 | 51: Breakfast cereal 2024-01-09 |
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67 | 50: Lake Superior 2024-01-07 |
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68 | 49: Meiji Restoration 2024-01-04 |
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69 | 48: Shirley Temple 2024-01-02 |
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70 | 47: Unicorn 2023-12-31 |
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