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    <title>Qualla: Cactus Hill</title>
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    <description><![CDATA[A sandy ridge above the Nottoway River in Virginia where prickly pear cacti grow over evidence that humans lived in the Americas thousands of years before anyone thought possible.]]></description>
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    <itunes:summary><![CDATA[A sandy ridge above the Nottoway River in Virginia where prickly pear cacti grow over evidence that humans lived in the Americas thousands of years before anyone thought possible.]]></itunes:summary>
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      <title>Qualla: Cactus Hill</title>
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      <title>Cactus Hill: Introduction</title>
      <link>https://qualla.com/cactus-hill/</link>
      <description><![CDATA[Prickly pear cacti are not what you expect to find in southeastern Virginia. But they thrive here, on a sandy ridge above the Nottoway River about 45 miles south of Richmond, and they gave this unassuming spot its name: Cactus Hill. Beneath that cactus-dotted sand lies something far more startling. In the mid-1990s, archaeologists discovered stone tools and charred plant remains buried in layers that date back 16,000 to 20,000 years, potentially making Cactus Hill one of the oldest known sites of human habitation in all of the Americas. The find sent shockwaves through the archaeological world, because it challenged the dominant theory about when and how the first people arrived on this continent.]]></description>
      <content:encoded><![CDATA[<p>Prickly pear cacti are not what you expect to find in southeastern Virginia. But they thrive here, on a sandy ridge above the Nottoway River about 45 miles south of Richmond, and they gave this unassuming spot its name: Cactus Hill. Beneath that cactus-dotted sand lies something far more startling. In the mid-1990s, archaeologists discovered stone tools and charred plant remains buried in layers that date back 16,000 to 20,000 years, potentially making Cactus Hill one of the oldest known sites of human habitation in all of the Americas. The find sent shockwaves through the archaeological world, because it challenged the dominant theory about when and how the first people arrived on this continent.</p>
<p><strong>Read more:</strong> <a href="https://qualla.com/cactus-hill/">Cactus Hill on Qualla</a></p>]]></content:encoded>
      <pubDate>Sun, 22 Feb 2026 00:00:00 GMT</pubDate>
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      <title>Cactus Hill: The Clovis Barrier</title>
      <link>https://qualla.com/cactus-hill/</link>
      <description><![CDATA[For most of the twentieth century, archaeologists agreed on a tidy story about the peopling of the Americas. The first humans crossed from Siberia to Alaska over the Bering land bridge during the last ice age and spread southward, arriving roughly 11,500 years ago. The signature ...]]></description>
      <content:encoded><![CDATA[<p>For most of the twentieth century, archaeologists agreed on a tidy story about the peopling of the Americas. The first humans crossed from Siberia to Alaska over the Bering land bridge during the last ice age and spread southward, arriving roughly 11,500 years ago. The signature ...</p>
<p><strong>Read more:</strong> <a href="https://qualla.com/cactus-hill/">Cactus Hill on Qualla</a></p>]]></content:encoded>
      <pubDate>Sun, 22 Feb 2026 00:00:00 GMT</pubDate>
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      <itunes:episode>2</itunes:episode>
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      <title>Cactus Hill: Reading the Layers</title>
      <link>https://qualla.com/cactus-hill/</link>
      <description><![CDATA[The evidence buried beneath the sand dunes is both tangible and layered. The pre-Clovis level yielded two stone points with microwear patterns showing they had been hafted and used as projectiles that broke on impact. Blades showed signs of butchering and hide processing. Researc...]]></description>
      <content:encoded><![CDATA[<p>The evidence buried beneath the sand dunes is both tangible and layered. The pre-Clovis level yielded two stone points with microwear patterns showing they had been hafted and used as projectiles that broke on impact. Blades showed signs of butchering and hide processing. Researc...</p>
<p><strong>Read more:</strong> <a href="https://qualla.com/cactus-hill/">Cactus Hill on Qualla</a></p>]]></content:encoded>
      <pubDate>Sun, 22 Feb 2026 00:00:00 GMT</pubDate>
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      <title>Cactus Hill: Upending the Textbooks</title>
      <link>https://qualla.com/cactus-hill/</link>
      <description><![CDATA[The discoveries at Cactus Hill helped trigger a fundamental rethinking of American prehistory. A 2008 DNA study supported a complex new model: the first Americans did not arrive in a single migration across the Bering land bridge. Instead, an initial population differentiated fro...]]></description>
      <content:encoded><![CDATA[<p>The discoveries at Cactus Hill helped trigger a fundamental rethinking of American prehistory. A 2008 DNA study supported a complex new model: the first Americans did not arrive in a single migration across the Bering land bridge. Instead, an initial population differentiated fro...</p>
<p><strong>Read more:</strong> <a href="https://qualla.com/cactus-hill/">Cactus Hill on Qualla</a></p>]]></content:encoded>
      <pubDate>Sun, 22 Feb 2026 00:00:00 GMT</pubDate>
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      <title>Cactus Hill: Sand, Skeptics, and Deep Time</title>
      <link>https://qualla.com/cactus-hill/</link>
      <description><![CDATA[Not everyone is convinced. A 2022 research paper questioned whether the stratigraphy at Cactus Hill truly represents a discrete occupation below the Clovis layer, noting that some supporting data had not been formally published. David Madsen has raised concerns about the relation...]]></description>
      <content:encoded><![CDATA[<p>Not everyone is convinced. A 2022 research paper questioned whether the stratigraphy at Cactus Hill truly represents a discrete occupation below the Clovis layer, noting that some supporting data had not been formally published. David Madsen has raised concerns about the relation...</p>
<p><strong>Read more:</strong> <a href="https://qualla.com/cactus-hill/">Cactus Hill on Qualla</a></p>]]></content:encoded>
      <pubDate>Sun, 22 Feb 2026 00:00:00 GMT</pubDate>
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