While there are some free camping options in the Great Smoky Mountains National Park, most campgrounds require a fee. The park has several frontcountry campgrounds, backcountry campsites, and horse camps, each with varying fees and reservation requirements. Backcountry camping requires a permit and a small fee, but some dispersed camping areas in the surrounding national forests may be free. It's essential to check the specific location and regulations before planning your trip. You can learn more about camping in the Great Smoky Mountains here.