The first time I heard about stalactites and stalagmites was in sixth grade geography class. My textbook had few very uninspiring black-and-white sketches of these natural limestone columns and my teacher had a knack at presenting even the most fascinating geographic formations in a dull and boring manner. It all changed when I visited the Cacahuamilpa caves in Mexico.
Every step I took inside the caves made my smile wider and wider as I saw pictures from my geography textbook leap into reality before me. The darkness and emptiness of the vast chambers filled with limestone towers of
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