Rock Island Arsenal, Military arsenal and National Historic Landmark in Rock Island County, Illinois.
The Rock Island Arsenal spans 946 acres on Arsenal Island, situated between Davenport, Iowa, and Rock Island, Illinois, along the Mississippi River.
Constructed in 1862, this military installation served as a prison during the Civil War, housing over 5000 Confederate soldiers at its peak capacity.
The Rock Island Arsenal Museum, established in 1905, stands as the second-oldest U.S. Army Museum, displaying military artifacts and equipment through generations.
Visitors without Department of Defense identification must obtain passes at the Moline Gate Visitor Center, presenting valid government-issued photo identification.
The facility maintains the Department of Defense's only vertically integrated manufacturing operation through its Joint Manufacturing and Technology Center.
Location: Rock Island County
Inception: 1862
Architectural style: Greek Revival architecture
Website: http://ria.army.mil
GPS coordinates: 41.51694,-90.54194
Latest update: May 28, 2025 18:16
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Rock Island National Cemetery
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