65 Million Years Ago
Tyrannosaurus Rex
lived 65 million years ago. "Sue," the world's most complete, best
preserved, and largest Tyrannosaurus Rex discovered in 1990 and
named for Sue Hendrickson , who lived near Faith, South Dakota.
![SCN 2422](us2422.jpg)
26,000 Years Ago
Some 26,000 years ago
Woolly Mammoths lived in South Dakota. In 1974 the largest natural
deposit of Colombian mammoths in the Western Hemisphere was discovered
in a sink-hole in Hot Springs, South Dakota. In addition to more than
52 mammoths, camel, llama, wolf, and short-faced bear fossils have
also been found.
![SCN 3078](us3078.jpg)
The Louisiana Purchase
In 1803 Thomas Jefferson
concluded the Louisiana Purchase doubled the territory of the United
States and extended its interests from the Atlantic to the Pacific
Ocean.
![SCN 1020, 3782](us1020~3782.jpg)
![SCN 327](us327.jpg)
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