Natural caves and stalactites in Yilingyan, Nanning, Guangxi, China
Palabras clave
ancient,
art,
background,
bark,
brush,
calcite,
cave,
caving,
concrete,
dark,
deep,
dry,
erosion,
exploration,
extreme sport,
fantasy,
geology,
history,
indoor,
kentucky,
light,
limestone,
mine,
mineral,
mystery,
national landmark,
nobody,
old,
ossuary,
painting,
prehistoric,
rock,
rock climbing,
rough,
sandstone,
sculpture,
speleology,
spelunking,
stalactite,
stone,
strange,
subway,
travel,
tree stump,
tree trunk,
tunnel,
underground,
watercolor
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