travertine speleothem (devil's armchair, gothic avenue, mammoth cave, kentucky, usa) 6 color palette

2105054
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#1E1D1C #685850 #4F3E32 #BB9D8D #9C7A64

related tags: 1E1D1C 1E1D1D 483F39 4F3E32 625A56 8E7D72 9C7A64 AFA098 BB9D8D armchair avenue cave caves devils dripstone flowstone gothic kentucky mammoth national park speleothem travertine 685850