Dedicated into service 76 years ago by President Franklin Roosevelt, the Chickamauga Dam continues to have a tremendous impact on the Tennessee Valley. Join this unique trip through the historic lock with naturalist John Dever aboard the River Gorge Explorer and learn the intriguing history of the Chickamauga Dam, TVA and the Tennessee River. Get a firsthand look at the new lock currently under construction with some first-rate bird watching along the way. Cash bar with wine, beer, soft drinks and snacks available during the cruise.