Yankton--on the river
Actually I've only ever passed through this town. I've only stopped here for gas or food. Nonetheless, here is a view of the town from the bridge and also a view of the unique bridge itself. The double-decker bridge.
"Some websites for info"
http://www.yanktonsd.com/
http://www.cityofyankton.org/
(government site, includes map)
www.yankton.net/
Yankton's newspaper


Yankton