65 million years ago, when dinosaurs dwelled the planet, a massive asteroid struck the Yucatan peninsula, bringing end to an era; dinosaurs perished and gave rise to new forms of life.

Nonetheless, beneath the surface, even more amazing changes were taking place.

Rain filled the basin formed by the crater, and found its way to the subsurface, where it capriciously sculpted a world of caverns that beats at the same rhythm pulsing in your heart.