One of the very common experiences of people living in Barber County, Kansas, and neighboring counties from the latter part of the 19th century until 1964 was of having gone to a picnic at the Natural Bridge near Sun City.
Photos of the Natural Bridge courtesy of Brenda McLain, Kim Fowles, Lee Massey Ives, Myrna Henson Russ, Stan Roth of the Kansas Geological Society, Bonnie Garten Shaffer and other contributors are online here:
http://www.rootsweb.com/~ksbarber/natbridge.html