The National Park Service said a missing hiker and longtime volunteer was found dead in the Great Smoky Mountains National Park.

Ann Houghton's itinerary revealed plans to hike in the park from Jan. 28 to Jan. 29, but she has yet to be seen, GSMNP says.

With the Grand Canyon and the Great Smoky Mountains being two of the most spectacular sights in the vast landscape of the United States, it would seem impossible that a single par ...