Camelback Bridge
 The Camelback Bridge is a restored historic wooden bridge that arches over the Constitution Trail in Normal Illinois. It is on the U.S. National Register of Historic Places. The bridge's main span is a wooden kingpost pony truss. The bridge is supported by Phoenix columns a type of wrought iron column that was patented by the Phoenix Iron Company in 1862. It is one of only two bridges in Illinois using the columns.