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Are There Ancient Viruses Trapped in Glaciers?
Brrrrr! We hope you brought a jacket to Wonderopolis today—it’s freezing here!
Are There Ancient Viruses Trapped in Glaciers?
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Where Is Siberia?
Wonderopolis takes a trip to one of the biggest, coldest places in the world today!
Where Is Siberia?
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Where Can You Find Tundra?
Wear your boots! Today’s Wonder of the Day will have you walking over cold, hard ground.
Where Can You Find Tundra?