29 years ago today, Mount St. Helens erupted

 

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173 years ago today, Francis Bailey realized something while staring at the Sun.

 

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51 years ago today, Velcro’s patent was registered.

 

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140 years ago today, the United States’ First Transcontinental Railroad was completed.

 

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54 years ago today, what would eventually become the Muppets first appeared.

 

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15 years ago today, the Channel Tunnel opened.

 

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9 years ago today, the first Geocache was placed
Geocaching.com, where you can learn more about Geocaching.
The first geocache placement, on Google Groups

 

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79 years ago today, the world learned of Pluto’s name.

 

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16 years ago today, the World Wide Web was born.
An archived copy of the first web page, mentioned in the show.

 

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8 years ago today, Dennis Tito left the Earth on a paid trip to space.

 

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