Big Dam Bridge 100
"The Big Dam Bridge 100 is an annual Little Rock, Arkansas event that celebrates the "Big Dam Bridge" over the Arkansas River. The 4226-foot bridge is the longest bridge built for pedestrian and bicycle traffic in North America, and connects over 15 miles of scenic riverside trails between Little Rock and North Little Rock. The Big Dam Bridge 100 offers several routes ranging between 10 and 100 miles, with some beautiful mountain and river scenery, as well as a few challenging hills on the longer routes." (thebigdambridge100.com)
Link to Big Dam Bridge 100