TwistedSifter on MSN
Want to see the oldest stalagmite ever dated? It’s 259 million years old and located in Oklahoma
When walking in caves, it is best to keep your hands to yourself.
(Trilobites) Plop. Plop. Water drips from stalactites hanging from cave ceilings. Each successive drop adds a thin layer of minerals to a growing stalagmite below. These remarkable structures are ...
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