
Sinkholes forced us to watch our step to avoid falling into the underworld while walking about this private arboretum in Grand Cayman. Water acidified by dissolved carbon dioxide has slowly eaten away at the fossil-laden limestone from eons past to leave a system of caves connected to the surface by sinkholes.
Sounds of the ocean could be heard nearby as living reef creatures continued to reside in the waters that had laid down these fossil reefs so long ago. So we carefully stepped about on this holey ground, not wanting to join the departed that were below ground. We may be old, but we are not yet ready to become fossils ourselves.
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