If you're looking for some mental stimulation, make sure you visit DeKalb History Center Museum. Whether it's history, culture or beliefs, you'll find plenty of interesting displays to keep your mind active here.
Situated in Downtown Decatur, this collection of historical artifacts is worth a look. But you'll find plenty more to discover in this area. Centennial Olympic Park, Georgia Aquarium, and World of Coca-Cola aren't too far away from DeKalb History Center Museum.