This article or image contains material based on a work of a National Park Service employee, created during the course of the person's official duties. As a work of the U.S. federal government, such work is in the public domain. See the NPS website (http://www.nps.gov/) and NPS copyright policy (http://www.nps.gov/disclaimer.htm) for more information.
原始上傳日誌
(del) (cur) 09:56, 1 January 2007 . . Quadzilla99 (Talk | contribs) . . 516×387 (23,043 bytes) (This article or image contains material based on a work of a National Park Service employee, created during the course of the person's official duties. As a work of the U.S. federal government, such work is in the public domain. See the NPS website (http:)
Image taken from en.wiki (http://en.wikipedia.org/wiki/Image:MammothCaveNPS.jpg) ==Original summary== This article or image contains material based on a work of a National Park Service employee, created during the course of the person's official duties.