A popular conspiracy theory claims that lots of people disappear under unexplainable circumstances in America's national parks.

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A popular conspiracy theory claims that lots of people disappear under unexplainable circumstances in America's national parks. Learn about your ad choices: dovetail.prx.org/ad-choices

A popular conspiracy theory claims that lots of people disappear under unexplainable circumstances in America's national parks.

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Skeptoid #794: Why You Needn't Worry About the Missing 411

The true science behind our most popular urban legends. Historical mysteries, paranormal claims, popular science myths, aliens and UFO reports, conspiracy theories, and worthless alternative medicine schemes... Skeptoid has you covered. From the sublime to the startling, no topic is sacred. Weekly since 2006.

Science

Social Sciences

The true science behind our most popular urban legends. Historical mysteries, paranormal claims, popular science myths, aliens and UFO reports, conspiracy theories, and worthless alternative medicine schemes... Skeptoid has you covered. From the sublime to the startling, no topic is sacred. Weekly since 2006.

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Skeptoid #794: Why You Needn't Worry About the Missing 411

Skeptoid #794: Why You Needn't Worry About the Missing 411

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