131 | How a Resort Town Became an Abandoned Toxic Wasteland 2018-10-22 |
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132 | How the 726-Foot-Tall Hoover Dam Was Built Ahead of Schedule 2018-10-15 |
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133 | The Intense War Between the Modoc Tribe and the U.S. 2018-10-15 |
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134 | How 60 Million Bison Became 1,000 in a Century 2018-10-08 |
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135 | Arizona's Jaw-Dropping Mile-Long Meteor Crater 2018-10-08 |
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136 | Insane Views of the USA in a Minute 2018-08-21 |
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137 | How Alabama Specialists Burn a Forest Safely 2018-05-29 |
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138 | Oklahoma's Strangest Scenery 2018-05-28 |
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139 | How Minnesota and Music Made Bob Dylan 2018-05-07 |
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140 | The Land of Mountaintop Removal 2018-05-07 |
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