/tags/charles-waldack Charles Waldack en-US Copyright Thu, 02 Aug 2018 10:00:00 GMT /history/2018-08-02/150-years-ago-a-cincinnati-photographer-brought-mammoth-cave-into-focus In 1866, Cincinnati photographer Charles Waldack snapped the nation’s first cave photos. Some say they may be the first in the world. Practical… Thu, 02 Aug 2018 10:00:00 GMT /history/2018-08-02/150-years-ago-a-cincinnati-photographer-brought-mammoth-cave-into-focus Leo DeLuca