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Silos and Smokestacks National Heritage AreaAgricultural landscape in Silos & Smokestacks National Heritage Area
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Silos and Smokestacks National Heritage Area
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Silos & Smokestacks National Heritage Area encompasses 37 counties in northeast Iowa. Interstate 80 is near the southern border and Interstate 35 is near the western border. Minnesota and the Mississippi River form the northern and eastern borders.
A sunset silhouette of a backpacker on a ridge.  

Did You Know?
Although the yearly number of visitors to Isle Royale is less than Yellowstone receives in a day, the Island's per acre backcountry use is the highest of all National Parks in the United States.

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Last Updated: October 18, 2006 at 16:07 EST