Type: Camping – THOMSON IL Phone: 815-259-3628 Email (If available):  Description:  Overview Thomson Causeway provides the unique experience of island camping on the great Mississippi River and its well worth a try! The western edge of the recreation area offers visitors an unobstructed view of the widest spot on the Upper Mississippi River Basin, 3.5 miles from shore-to-shore. Here, campers can enjoy memorable views […]

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