The two are working on an economic-impact study of the restoration initiative that would create white-water rapids downstream of the city's largest spillway dam.

WSJ: Real Rapids in Grand Rapids?

We also climbed the rocks beside a roaring run of white-water rapids on rivers that have never been navigated.

CNN: ASIANOW - TIME Asia | 'There Was Method to My Madness'

Below the 68ft-tall Cumberland Falls, about 110 miles south of Lexington in Cumberland Falls State Park, there are simple places to practice white water rafting -- most of the rapids are Class II or Class III, and the rapids are well spaced out.

BBC: Adventure travel in eastern Kentucky