Above: The ground in front of this oak ridge in the Town of Richfield was
recently logged, leaving an open terrain broken by 
oak or pine woods reminiscent of the landscape maintained by the native people
who inhabited Adams County prior to white 
settlement. Below: Remnants of glacial Lake Wisconsin, wetlands like this
stretch of the Leola Marsh once covered about one- 
quarter of Adams County. 
 
terminal moraine--runs through the county. It 
enters Adams County from the east just south of 
where County Hwy J meets the Marquette County 
line. Then it proceeds southwest, passing between 
Grand Marsh and Patrick's Lake, then winds south 
along a line wavering from one-quarter mile to 
 
two miles east of County Highway B all the way to 
the Columbia County line. 
The moraine is a boundary line in the county, 
separating soils and drainage. West of the moraine, 
the soils are less fertile and the streams run to the 
Wisconsin River. East of the moraine, the soils are 
 
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