Dubuque
General Zebulon Pike Lock and Dam #11
![Bird and Wildlife Watching: Place to view animals in the wild. Officially recognized or locally-known sites could be accompanied by guidelines for viewing without harm, and details on the species you might see. May include organizations or wildlife centers that help protect animals. Bird and Wildlife Watching](https://www.opengreenmap.org/sites/default/files/taxonomy_image/category_pictures_90.gif)
Overview
General Zebulon Pike Lock and Dam No. 11 is a lock and dam located north of Dubuque, Iowa on the Upper Mississippi River. It was opened to navigation 14 September 1937.
The lock and dam are listed on the National Register of Historic Places.
During the months of December through March there are major concentrations of American bald eagles that winter near the open waters at the Locks and Dams, making this a prime bird watching spot.
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![](https://opengreenmap.org./sites/default/files/imagecache/320max/user_upload/Lock_and_Dam.jpg)
General Zebulon Pike Lock and Dam #11
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