by Mary Sparacello, The Times-Picayune John McCusker / The Times-PicayuneKenner’s historic Rivertown has never become the destination spot envisioned when it was redeveloped in 1982. Hopes have always been high for Kenner’s historic Rivertown. The 16-block area of family-friendly museums and shops opened in 1982 under then-mayor and current Jefferson Parish President Aaron Broussard. His