Travel guide to the southeastern United States Travel guide to the southeastern United States

1. Great Smoky Mountains National Park - North Carolina-Tennessee border. Great Smoky Mountains National Park, also known as the Great Smoky Mountains, is located at the junction of Tennessee and North Carolina. It is one of the most visited national parks in the United States, with approximately 10 million visitors each year.

2. Mammoth Cave National Park is located in southwestern Kentucky and is the largest limestone underground cave network in the world. Mammoth Cave National Park, located in southwestern Kentucky, is the largest network of limestone underground caves in the world.

3. Big Bend National Park – Texas. Want to experience the mountains and the Grand Canyon of the Gobi Desert at the same time? It's right here! Located in southwest Texas, Big Bend National Park is the largest national park in Texas. The park borders Mexico, separated only by a river. The river bends nearly 90 degrees in the park, hence its name.