Saturday, December 04, 2010

Iowa I Opener: Loess Hills

Running along the east bank of the Missouri River in Iowa are the Loess Hills. A geologic term borrowed from German, pronounced "less" or "low-ess," it is a wind-blown deposit of silt. The hills are quite young geologically, just 14-24,000 years old.

Loess is found in many places, but only in China are the deposits higher. Besides forest, these hills include the Hawkeye State's largest tracts of never-tilled tallgrass prairie.

I took the photograph of the hills from on observation tower on Interstate 680 east of Council Bluffs.

Running throughout the hills, from Akron on the South Dakota border to Hamburg on the Missouri state line is the Loess Hills Scenic Byway.

The Missouri River is of course Lewis and Clark Country.

Next: Mormon museum

Related post:

My Mississippi Manifest Destiny: The Natchez Trace Part Three

Earlier posts:

Jesse James' first train robbery
A Madison County bridge and some Cold Turkey
John Wayne's birthplace
Grinnell's Louis Sullivan Jewel Box
Amana Refrigeration
Amana cemeteries
Amana Millrace and the woolen mill
Amana Colonies overview
Anamosa State Penitentiary Cemetery
More about Stone City and Grant Wood
Stone City and Grant Wood
Where North Avenue ends
Field of Dreams
Guttenberg and its pool
A final look at Effigy Mounds National Monument
More Effigy Mounds
Effigy Mounds National Monument
Freedom Rock and Veterans Day
Pikes Peak
Buffalo Bill

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