It was a limestone quarry. We have driven by it for a couple of years a and finally stopped to check it out. After a lot of Internet searching, I found a blurb about it.http://www.wvgs.wvnet.edu/www/geoeduc/Photographs/PhotographsWVOutcropsByTopic.pptx
This railroad line was called the Cass the Durbin line running along the Greenbier River.
Wonderful sunset picture, YSL, greetings
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