Summary by TwinMind · 6m 7s
Summary by TwinMind · 6m 7s
Summary by TwinMind · 6m 7s
How the world’s tallest skyscraper was built - Alex Gendler
How the world’s tallest skyscraper was built - Alex Gendler
How the world’s tallest skyscraper was built - Alex Gendler
TED-Ed
TED-Ed
TED-Ed
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