Grady Hillhouse personal blog

What's Under Your Feet in New York City?

[Note that this article is a transcript of the video embedded above.] New York City is unlike any other city in the United States. It’s the most densely populated area in the country by far, absolutely packed with buildings, business, homes, and people. But for all that you can see walking the str
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Science & Space2026

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Jul 22, 2026What's Under Your Feet in New York City? by sohkamyung20455

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