natural hollow space under the ground that has an opening large enough for a person to enter.
Define stalactites
These are like rocky icicles hanging from the ceiling of the cave. They grow because water drips down from the roof, leaving tiny bits of rock behind. Over thou
Define stalagmites
These are like rocky trees growing from the cave floor! They form when water drips down from the ceiling and leaves tiny rock pieces behind. If a stalagmite and
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