鍾乳洞の荘厳な天井（鍾乳石）
Schlüsselwörter
stalactite,
nature,
cave,
rock,
landscape,
tour tourism,
tourist attraction,
travel,
view,
showplace,
rock,
overseas,
roof,
pitted,
geology,
underground,
water,
mountain,
light,
limestone,
stalagmite,
natural,
dark,
texture
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