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Chaco Culture National Historical ParkPhoto of Pueblo Bonito in snow
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Chaco Culture National Historical Park
Curriculum Materials
Chaco Culture National Historical Park has worked closely with the NASA and the Exploratorium to create hands-on classroom activities that meet National Science Education Standards. You can access these at the Exploatorium web site.
Historic photo of Threatening rock before it fell  

Did You Know?
On January 21, 1941, after a year of record rains, Threatening Rock fell and crushed about 60 rooms at Pueblo Bonito that had been excavated by Neil Judd in the 1920s.
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Last Updated: October 26, 2006 at 16:27 EST