There is more than one city in the US with that name. Choose one from the following list.
Riverton, Connecticut
Riverton, Illinois
Riverton, Iowa
Riverton, Kansas
Riverton, Nebraska
Riverton, New Jersey
Riverton, Utah
Riverton, West Virginia
Riverton, Wyoming

Check other city:
Input city name (ie: 'Chicago' or 'Chicago, IL')