How much do you remember from your junior high Colorado history class? If you are like me, you probably just remember that Alferd Packer ate a bunch of people and that Colorado is nicknamed the Centennial State (NOT the Rocky Mountain State), right? While these are both important parts of Colorado’s history, there is another vital time that is often overlooked but should NEVER be forgotten, which is that of the violent Sand Creek Massacre:

For even more fascinating Colorado history, check out the 11 Insane Things That Happened In Colorado You Won’t Find in History Books.

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